Two and a Half Men

Charlie is having some friends coming over to his house to have a gathering but Alan is not invited. Things got worse when Alan is also not invited to Judith's party even though her guests are Alan's friends.

Alan is hurt after finding out Judith is seeing Jake's pediatrician. Meanwhile, Evelyn tries to find out why Charlie hates her.

After Jake flips off his teacher, Alan and Judith move to punish him. Charlie, meanwhile, has other plans for Jake's teacher. Chaos ensues when Jake discovers the relationship and the increasingly overbearing Miss Pasternak tells Charlie she believes God brought them together.

After Charlie reluctantly lends Evelyn his new car, he later discovers her bra in the back seat. Meanwhile, Alan is forced to compensate after Jake gets attached to Judith's rich and talented boyfriend.

Charlie is dating a self-assured woman who plays hard to get, easily dismisses him, and he finds it disarming. Rose gets Charlie to see that his new lady-friend, Sherry, is in his head because she is just like him; a self-centered, manipulative, narcissist. Charlie debates breaking it off. Alan and Jake fiercely battle wills over Jake doing his homework.

After confessing responsibility for a childhood shoplifting incident blamed on Alan, Charlie seeks the forgiveness of his now infuriated brother.

Evelyn announces she is receiving an honor from the real estate industry and that Charlie and Alan will host a party in her honor. Mayhem ensues when Berta and her sister agree to cater the event, but sibling rivalry takes center stage.

Alan gets carried away with a woman he met at the supermarket, and it's up to Charlie to talk some sense into him while shielding Jake and Judith from what's going on.

Charlie runs into a newly-divorced ex, now single mom, who's willing to give him another shot. Back home, Jake tries to diagnose his learning problems.

Charlie struggles to write a jingle for a new cartoon. Meanwhile, Alan spends time with Rose, and Jake procrastinates doing a book report.

Charlie sets out to find who started a derogatory web site about him. Meanwhile, Alan overhears something he shouldn't on Jake's webcam.

An old classmate is in town while Charlie and Alan spar over whom she likes more.

Tensions rise after an earthquake displaces Judith to Charlie's house.

Evelyn's condescending attitude towards Jake's good grades sets Charlie and Alan out for revenge.

Charlie and Alan's weekend trip to Las Vegas has a little trouble getting off the ground.

It's the week of hell as Judith's out of town, Alan's got Jake, and nothing seems to be going right.

Berta teaches Jake something about cleanliness while Charlie's in pain after a sexual encounter went horribly wrong.

Charlie cons Alan into being his date at his gay friend's dinner party. But how long can they keep up the act?

A freak food-flinging accident leaves Alan with impaired vision, which doesn't bode well especially when he draws a liking to one of Charlie's exs.

Rose intervenes after Alan and Charlie come to blows over some of their unresolved issues.

After one of her ex-husbands dies, Evelyn summons Alan, Charlie, and Jake to the funeral, where Charlie takes a keen interest in the widow.

Alan borrows money from Evelyn to buy a Porsche. However, life doesn't become as glamorous as he expects.

After finding out that Jake has spent the night at his other grandparents's house, Evelyn insists that Jake spend a night at her place. After convincing Jake to stay at her place, Alan and Charlie worry about how Jake will be affected by his overnight visit.

After Alan falls off the roof, Charlie has to look after the adolescent and increasingly obnoxious Jake for the weekend.

Alan has to lobby the principal to keep Jake from getting expelled, while Charlie is left to manage the chiropractic office for the day.

After it's revealed Alan and Judith have been trying to reconcile, Charlie, Evelyn, and Rose vie for the role of spoiler.

Alan looks for a new place after he invites Berta to stay at Charlie's house, bringing the brothers to blows.

Charlie's inability to reciprocate his girlfriend's love forces him to examine his relationships with women.

Charlie's Satan-worshiping girlfriend has a knack for the supernatural, and seems to be the cause of some strange happenings around the Harper house.

Charlie gets drunk and sleeps with Rose on her birthday. Rose says she knows it's no big deal. But her father quickly shows up at Charlie's house, under the impression that they've been dating for two years.

Charlie bribes Jake into taking ballet lessons so he can vie for the affections of the teacher. Things go awry, however, when Charlie and Jake find themselves competing for those affections.

Charlie's elderly neighbor has an uncomfortable business proposition for Alan.

After Alan goes on a dinner with Jake, Charlie and Evelyn, he becomes fed up with seeking approval from women and decides to quit doing so with a little help from Charlie.

Alan's girlfriend Sandy is Malibu's answer to Martha Stewart, causing Alan and Charlie to pack on the pounds. Their desire for her fabulous culinary output is ultimately overwhelmed by her craziness.

After a disastrous evening out with his brother, Charlie decides it is time to see a shrink.

Charlie has to decide whether he can really commit to a serious relationship with Mia, especially when sex is currently off the agenda. Unsurprisingly, his suggestion that he sleep with other women in the meantime falls on somewhat stony ground.

As Charlie tries to receive his version of benefits from the relationship he has with Mia, Alan starts dating Charlie's most recent ex-girlfriend.

Forced to hide in his garage to enjoy a brace of beers and half a Cuban cigar, Charlie's attempts to keep his unhealthy lifestyle habits secret from Mia fall apart when she smells bacon on his breath, resulting in their first major argument since taking their relationship to a physical plane.

Jake's twelfth birthday approaches. Alan is busy with young, hot Kandi.

Charlie is nominated for an award, but he knows his rival Archie will win, as usual, so he doesn't want to attend it. Rose asks Charlie to help her with her boyfriend Gordon.

Alan is having financial problems: Kandi is too “expensive” for him.

Charlie learns that Kandi has been living with them for three weeks. It turns out he hasn't even noticed some furniture changes. Alan wants to try her as secretary, but Charlie doesn't think she's smart enough for that.

Alan is made to admit to Charlie, who keeps hitting it in, he has hit rock-bottom now his brainless girlfriend Kandi has moved in with his ex. It's all so confusing that Jake would prefer dad's ladies to be lesbians, then tells him Kandi's ma Mandi has joined Charlie's endless list of sexual conquests. Alan can't talk to Kandi, she just repeats Judith's phrases, clearly without understanding the words, but he sees her dad, Mandi's ex Andy, arrive on blind date with his own ex Judith. Frolicking finale at Judith's, in rooms, bed and hot-tub…

Alan turns to Jake's teacher for stimulating conversation, since Kandi obviously can't provide any. But the teacher starts to get the wrong idea about Alan's intentions.

Jake has his first boys-girls party, dating a smart girl, Wendy Cho. Alan was looking forward to coaching his son, but even Jake, who spends his schooldays watching the clock tick, isn't dumb enough to consider dating advice from the worst womanizer in L.A., while Charlie proves he can coach a virtually hopeless case -Alan and Judith's genes without the IQ- trough appearance, dance and anything else. In fact Alan envies Jake so much, he still hopes for …

Mia comes back and asks Charlie to donate his sperm. He agrees to, but for some unknown reason he can't deliver.

Kandi dumps Alan, which forces him and Jake to move back in with Charlie, who was just getting used to getting his bachelor pad back.

Charlie starts to lose control now that Mia's gone and Alan and Jake are back, and his frustration culminates in a violent confrontation with his new neighbor, Steven Tyler.

In the middle of a near-death experience, Charlie thinks he hears his father's voice tell him to take care of his mother, who is just about to have a “minor procedure” performed on her.

Alan wants custody of the dog Chester he shared in his late marriage with Kandi. Meanwhile, Charlie helps Jake with his girlfriend.

When Judith announces she is going to remarry, Charlie and Alan must convince her fiancé to proceed with the nuptials after he displays signs of cold feet, so that Alan can discontinue alimony payments to Judith.

Charlie is the last one to realize that he is dating a younger version of his mother.

Charlie reluctantly agrees to help Berta as she confronts the man who impregnated her youngest daughter and Alan tells Charlie about a secret fetish.

After a bout with insomnia, Alan is escorted home from a midnight run on the beach by the local sheriff's department. Jake fights back when Charlie goes back on his word about not dating his friend's mother.

Charlie finally gets fed up with Alan always weaseling his way out of picking up a bill, and it only gets worse when he discovers Alan's secret stash of money.

Charlie's new live-in girlfriend is skating on thin ice with Berta because she threatens Berta's “alpha dog” status, and Kandi lets Alan have sex with her again so that he won't sell the condo.

Charlie's quest to get laid on Christmas Eve threatens to fall apart when everybody shows up at his house and refuses to leave.

Alan is seeing Berta's daughter behind everyone's back. But when Berta finds out, Alan is shocked and a little disturbed by her positive response.

Repressed memories come back to the surface for Charlie after Jake talks about hearing his mom having sex.

Charlie tries to set up Alan with the sexy and rich new next-door neighbor who is looking to settle down. But when Charlie discovers her secret history as a drunken slut, he decides to go after her himself.

Alan takes a stab at online dating, and Rose tells Charlie that she's moving away.

Charlie tries to convince himself and Alan that he's not too old to be part of the wild, young party crowd.

After Charlie and Alan tell their mom that nobody loves her enough to attend her funeral, she replaces them with a new family, which makes both of them very jealous.

Alan feels the pangs of fatherhood disappearing as Jake grows, and contemplates his future with Kandi, who is contemplating on a new career move.

Alan thinks he's making his last alimony payment to Judith, but Judith's future sister-in-law could be putting the wedding in jeopardy. And things only get worse when she hooks up with Charlie.

Alan sees nothing but troubles in his future as Charlie's relationship with Judith's future sister-in-law blossoms.

Everyone suspects that Alan may be coming out of the closet when he becomes good friends with a gay man. But Charlie is actually the one who is suddenly feeling insecure about his sexuality.

When Alan has to go renew his driver's license, he convinces Charlie to help Jake with book report. But when Charlie takes Jake to the track, instead, Jake's horse comes in.

Charlie hires a handyman to fix his deck, then begins to feel threatened when all the women in his life flock to the new guy.

Jake is ready to begin junior high school, until Alan scares him by telling him about all of the horrors that he experienced. Meanwhile, Charlie has a rash in a most inopportune area.

Charlie and his mom temporarily become friends until Charlie takes an interest in one of her married clients, and Alan goes to bed with a woman who has self-esteem issues.

Charlie humors Alan by going on a date with a woman his own age instead of a young bimbo. But when the woman rejects him after the first date, he becomes obsessed with seeing her again.

Charlie is getting serious with Linda. But lately he seems to be seeing his ex-stalker, Rose. Has she returned from England, or is it his imagination?

Charlie hasn't had a paying gig for months, so Alan becomes part of a drug study to make extra money. Meanwhile, Charlie tries to bond with Linda's four-year-old son.

A medication mix-up causes Charlie to humiliate Linda at an important dinner, and Jake disobeys his dad's orders and sneaks out to attend a rock concert.

After Alan gets in a fight with Charlie over a decorative bowl, Alan and Jake move in with Alan's mom.

Charlie discovers that being a children's singer means making lots of money and picking up single moms. But he also discovers that he's going to have to overcome his fear of performing in front of large audiences.

Charlie ignores his future step-father's advice and gets involved with his daughter, and he learns the hard way that he should have heeded the warning.

Alan finds out that Charlie stole his girlfriend in high school, so he sets out to even the score.

Alan's latest relationship has grown stale, so he turns to Charlie for advice about how to break up with her.

Charlie is suffering from a bad cold, and Rose suddenly and mysteriously resurfaces to “take care of him.” So why isn't Charlie getting any better?

Alan sleeps with a woman he and Judith were friends with when they were married, who then tells him that Judith says her new husband is a better lover than him.

Charlie sets up Alan with a prostitute, and accompanies Jake on a double date.

Charlie is acting even more promiscuous than normal, which is getting him in trouble with a lot of husbands and boyfriends. With the help of his psychiatrist, he discovers it's related to his ex-fiancée's upcoming wedding.

Alan helps to plan his mother's wedding, and Charlie makes some moves on the woman who will soon be his stepsister.

Parody of “CSI” in which a body is found in Charlie's bed, and detectives try to figure out who is the killer.

Charlie dates a self-help author who is much older than him, has a 32-year-old son, and treats him more like his son than his boyfriend. Jake tries to write a book report over the weekend, but keeps losing the book before he can read it.

Charlie runs into an ex with a child who looks and acts a lot like him. He begins to suspect that he is the child's father.

Charlie kicks Alan out the house again after Alan demands that Charlie pay him back the $38 he owes him. Alan and Jake are now forced to turn to Judith and Herb for a temporary home.

Alan tries to date two women at once and Charlie tries to learn how to cook. Jake tells Alan that he's studying with a friend, but he gets drunk instead.

Alan is angry when Charlie hooks up with his secretary because he knows that the situation will end badly for him after their inevitable breakup.

Charlie gets more than he bargained for when he tries to make amends to one of Jake's old teachers that he dated, who went off the deep end and became a stripper after he broke up with her.

Alan is overjoyed when he learns that Judith and Herb's marriage is on the rocks, but he gets more than he bargained for when he tries to fake-comfort her. Meanwhile, Herb tries picking up women with Charlie's help.

Alan and Judith start seeing each other again after Judith's breakup with Herb, Herb continues to turn to Charlie for help picking up women, and Charlie messes with Jake by threatening to get him sent to military school.

Charlie's month-long relationship threatens to go down the tubes when she asks him to spend the night at her house instead, and Alan grounds Jake for mooning some girls on a school bus.

Alan realizes what a babe magnet Charlie's car can be, while Charlie is left with the neighbor when his daughter disappears with Jake.

When Evelyn offers to pay for Jake's college education and a car, Charlie suspects that she has an angle to play.

Charlie contemplates making some changes in his life after an old buddy and partner in crime drops dead on the balcony of his beach house.

Alan considers hooking up with his receptionist–until he meets her mother, and Charlie and Jake fight for the affection of a beautiful woman

Judith is pregnant, Alan believes he is the father, and Judith tries to keep him away from Herb. Meanwhile, Charlie tries to figure out why Jake is so irritable.

After his family acts mean-spirited during Alan's “surprise” birthday party, Alan decides he's had enough and moves in with his girlfriend and mom.

Charlie's big mouth and lack of attention to details gets him in couples counseling with his girlfriend.

Charlie needs Alan and Jake's help getting rid of the drunk, half-naked bimbo passed out in his bed when his girlfriend tells him she's coming home early from a funeral.

Charlie is so desperate to get Chelsea to return his accidental “I love you” and not lose control in the relationship that he is willing to propose to her just to make her say it.

Charlie has trouble trying to take care of Chelsea when she gets sick.

Charlie, Alan and Herb commiserate with each other when their stupid decisions put them on the outs with their significant others.

Charlie is disturbed when his mother meets Chelsea and starts spending time with her, but he has a plan for revenge.

Chelsea sets up Alan with her new “friend” Rose–the same Rose who stalked Charlie for years. But to Charlie's surprise, the two of them hit it off.

Charlie winds up in more hot water with Chelsea because he doesn't want her moving in with her.

Charlie is angry when Alan and Chelsea become good friends, until he figures out how to use the situation to his advantage.

Chelsea encourages Charlie to help his ex-fiancé Mia launch her music career, but does he still have feelings for her? And what if she's a terrible singer? Meanwhile, Alan wants Charlie to let Melissa move in with him.

When Charlie's fiancée, Chelsea, convinces him to let Melissa, Alan's girlfriend, move in, the girls take over the house.

Alan is forced to take care of Judith's baby when Judith's mom falls off the wagon, and Jake tries to blackmail Charlie when he runs over Chelsea's cat.

Alan takes a job with his mom so that he can move out and have alone time with Melissa, and Chelsea is upset about the way that Jake is treating her.

Jake refuses to stay with Charlie and Alan after they embarrass him in public, so Alan tries to convince Charlie to work together to settle their differences and stop fighting with each other.

Alan suggests that Chelsea get breast reduction surgery and Charlie kicks him out.

After Charlie and Chelsea set their wedding date, Charlie and Alan go out and get drunk and wake up in bed together with a strange woman.

Charlie invites Chelsea's sexy friend to stay at his place while she gets over a breakup, secretly hoping that he will get a chance to have kinky three-way sex.

Charlie is crushed when he discovers he hasn't been satisfying Chelsea and Alan attempts to cure his thinning hair on the cheap.

Charlie discovers that Chelsea hasn't been completely honest about her finances.

Against Alan's wishes, Charlie encourages Jake to hook up with a pretty girl he met on the beach since Jake's girlfriend is out of town for Christmas.

Jake writes love songs to woo his ex-girlfriend, and Herb and Alan hide their secret friendship from Judith's watchful eye.

Charlie endures a colonoscopy to get out of a trip to see Chelsea's bigoted parents, only to return home and find them in his living room.

Alan ends up in jail after a bar fight, and Charlie worries that Chelsea might be interested in the lawyer who takes the case.

When Charlie's jealousy threatens his relationship with Chelsea, he turns to Alan for help in becoming a better person. But will he be able to pull it off?

Charlie reacts to his breakup with Chelsea by taking the first tramp that he sees and marrying her in Las Vegas.

Charlie and Chelsea get back together for one night, which leaves Charlie mistakenly believing that they are back for good.

Charlie hooks up with Chelsea's best friends, which could cause problems when Chelsea wants to get back together. Meanwhile, Alan is paid handsomely by a chiropractic patient who wants a different kind of adjustment.

Alan dates the mom of one of Jake's friends instead of telling her that her son and Jake went out drinking, but Charlie surprisingly does not approve of his actions.

Alan's plan for a romantic overnight getaway with his girlfriend hits an unexpected snag, while Charlie has an unusual request for his overnight companion.

While Alan and Jake go to Sacramento to pick up a grandfather clock, Charlie gets a prescription for medical marijuana to help him sleep and forget about Chelsea.

Alan unsuccessfully tries to keep Jake from finding out that he's sleeping with his friend Eldridge's mom, while Charlie contemplates giving up drinking after an unusually wild night he can't remember.

When Lindsey asks Alan to move in with her, Charlie will do anything to get Alan to say “yes.”

Charlie is not amused to see that Alan, who finally moved in with Lyndsey Makelroy, returns to his beach-house for ‘goodbye sex’ with Melissa, who still thinks he lives there. Although Lyndsey offers Alan all he ever wanted, he still can't resist meeting Melissa in the ‘love nest’, whatever Charlie tries. When Melissa turns up unexpectedly, disaster strikes for all, even in Charlie's for once utterly innocent crotch.

Lyndsey and Eldridge move into Charlie's house after Alan burns down their home.

Alan Goes out on the town pretending to be Charlie, while Charlie sneaks off for some cosmetic surgery.

Charlie has second thoughts about the woman he's dating when he discovers she's 47, but his attitude suddenly changes when he discovers she has a sexy, bisexual, 20-year-old daughter.

Charlie's past comes back to bite him when his girlfriend decides that his stalker, Rose, is just too much to handle.

Jake gets Alan to invite Evelyn to Charlie's house for her birthday dinner to get revenge for Charlie ruining his chances with a classmate, and Alan and Charlie get Charlie's pharmacist to come along as Evelyn's date.

Charlie gets a replacement housekeeper who is perfect while Berta is out for the weekend, and Lyndsey's ex-husband begins scaring Alan when Alan and Lyndsey begin dating again.

Charlie goes on a spending spree for his old fling, Courtney, who shows up after three years in prison for conning him out of money.

Alan is ashamed that he can't afford to buy Lyndsey a birthday present, so he gets creative.

When Charlie and Courtney break up, Charlie falls into a depression and goes to see his psychiatrist.

When Charlie and Lyndsey start becoming friendly, Alan's paranoia gets the best of him.

Charlie continues to obsess over Rose–whom he thinks is married–after running into her at the store, and Jake and Eldrige begin recording their own “Jackass” rip-off.

Alan's efforts to ask family for money to help promote his struggling chiropractic business turns into a Ponzi scheme, and Charlie continues to see Rose, still completely unaware that her “husband” is actually a mannequin.

After the death of Charlie Harper, Alan faces the reality of moving out of his brother's beach house - until he meets a depressed Internet billionaire whose wife just left him.

Walden buys Charlie's house and hires Berta as his live-in housekeeper, forcing Alan to move back in with his mom. However, Alan sees an opportunity to come back when Walden asks for advice about getting his wife back.

While preparing for a romantic dinner with his wife, Walden accidentally talks Jake into dropping out of school.

Alan begins working on getting Lyndsey back, but his days at Walden's place may be numbered after Walden hooks up with Charlie's gold-digger ex girlfriend, Courtney.

Lyndsey dumps Alan after he agrees to be completely honest about his past, and a stoned Walden tries to cheer him up by throwing him a party.

Alan convinces Walden to see Charlie's old shrink after he gets his divorce papers from Bridget, but his spirits are soon lifted after he meets a lesbian who looks like her.

Walden hires Evelyn as his interior decorator, but Alan is convinced that she just wants to take advantage of him sexually. Meanwhile, Alan inherits Charlie's journal, and Jake has a crush on his tutor, but she has a crush on Walden.

Still emotional after Charlie's death and jealous over Walden's ability to pick up hot single women, Alan takes a break from reality and channels his inner Charlie.

Upon his return from the “stress clinic,” Alan finds out that Jake got his girlfriend pregnant, Walden and Lyndsey are sleeping together, and he has to move out immediately.

After Jake talks Walden into asking out a woman he meets at a supermarket, Alan considers hocking Walden's incredibly expensive wedding ring to get out of debt.

Just as Walden appears ready to pursue a new relationship with Zoe, Bridget returns and says that she wants him back.

Walden's mother arrives for Christmas and Alan is smitten with her, even as she reveals a secret about a “pet” from Walden's past that sends him into a downward spiral.

When Bridget and Walden's mother try to take control of Walden's company, Walden puts Alan on the board. But can he be trusted once Walden's mother gets to him?

While Zoe pressures Walden into shaving and cutting his hair, Alan discovers that Lyndsey is dating a younger man.

Walden looks for ways to spice up his lackluster love life with Zoe, including a batch of Berta's “special” brownies.

Alan and Walden are stuck at home with their feuding girlfriends on Valentine's Day because of a torrential storm.

When Zoe doesn't return his “I love you,” Walden retaliates by immediately picking up on another woman.

Walden's estranged ex-business partner comes to him with a billion-dollar business idea, and another secret or two.

Alan and Lyndsey introduce their mothers to each other, while Walden spends the night hanging out with Jake and Eldrige since Zoe is still out of town.

Zoe is upset when she finds out that Bridget is a business partner in Walden's latest venture, while Alan and Lyndsey have an awkward dinner with their moms, who are now lovers and are planning to move in together.

Walden's commitment is tested when Zoey and her daughter come to live with him. Meanwhile, Alan gets more than he bargained for when he moves in with Lyndsey.

Charlie's spirit returns from Hell in the form of a middle aged woman to tell Alan to make some changes to his life after his heart attack.

Alan decides to take advantage of the guilt felt by his family and Walden after his heart attack, but Zoe knows that he's just milking it and sets out to prove it.

Walden weighs his options after his elaborate marriage proposal featuring fireworks and Michael Bolton fails.

While Alan becomes obsessed with off-brand teeth whitening, Walden begins to crack up over his breakup with Zoe.

Alan agrees to Lyndsey's idea of having a threesome with Walden, but Walden can't follow through because he's still in love with Zoey.

Walden is conflicted when a friend's hot daughter comes to visit, but the problem solves itself when Jake arrives for a surprise visit.

After a series of bad double date setups with Alan and Lyndsey, Walden meets a new woman–Charlie's ex, Rose.

Just as Walden considers making a big move in his relationship with Rose, Zoey re-enters the picture and asks him to take her back.

Jake goes AWOL from the Army to spend another weekend with Missi, and Walden hires an actress to play the role of his girlfriend.

Alan loses Lyndsey over his refusal to make a long-term commitment, while Walden becomes a “boy toy” for a rich older woman who has no idea that he's a billionaire.

Alan's second ex-wife, Kandi, could spoil Alan's new long-term relationship with Lyndsey. Meanwhile, Walden tries to celebrate Berta's birthday.

Walden creates an “Everyman” persona and finds a woman who isn't interested in him because of his money.

Alan and Walden go to Kate's fashion show in New York so Walden can reveal the truth about his identity.

When Jake brings his 36-year-old girlfriend home for a visit, Alan is concerned; Walden tries to hide something from Alan.

Depressed on Valentine's Day, Walden tries to talk Kate into giving him another chance; Alan's holiday plans go south.

Walden goes to a mixer to find a woman but runs into his ex-wife Bridget instead.

After a fight with Walden, Alan decides to move in with Herb.

Alan and Walden end up partying too hard as they try to cheer up Herb.

Tammy comes after Jake after he cheats on her with her 18 year old daughter.

Alan has a difficult time coping when Lyndsey breaks up with him.

With encouragement from Walden, Alan decides to update his look; Alan is faced with a moral dilemma when he attracts a married woman.

Walden is forced to deal with two freeloading Harpers when Charlie's daughter that nobody knew he had arrives at the beach house.

Charlie's daughter Jenny moves in with Evelyn and her 91 1/2 year old boyfriend, and Lyndsey cheats on her new boyfriend with Alan.

Berta is injured on the job, and after getting in an argument with Walden over retirement, she decides to quit.

Walden makes a big mistake while partying with Jenny and her friends, and Alan has to make a big sacrifice to keep up appearances with Lyndsey.

Alan's jealousy over being the “other man” causes him to spy on Lyndsey's boyfriend, and Walden tries to get Jenny started with acting lessons.

Alan begs Walden to set him up with an old family friend, “Wonder Woman” TV star Lynda Carter.

Alan and Walden hook up with a pair of theme park princesses until Lyndsey's jealousy of Alan's new flame ruins everything.

Alan and Lyndsey’s illicit affair puts Walden in danger, forcing him to accept Rose’s help.

Walden ends up on a date with a clumsy woman, which extends his time with her. Alan finds himself involved with a woman who shares too much information with him.

Walden helps Jenny get a second date with a one-night stand (guest star ALY MICHALKA) and Alan's transgender girlfriend's ex-wife (guest star DIANE FARR) hits on him. Meanwhile, in the spirit of the holidays, Alan receives a Japanese delicacy from Jake for Christmas, and Walden's Malibu house is alive with questionable Christmas carol lyrics. Paula Marshall returns as Alan's transgender girlfriend, Paula.

Walden joins his beautiful former employee (ODETTE ANABLE) on a brilliant new project. Meanwhile, Alan advises Jenny to open up to her girlfriend (ALY MICHALKA) or risk losing her.

Lyndsey's boyfriend sets Alan up on a date; Walden wants to help Nicole with her project so she will have time to date him.

After multimillionaire Marty Pepper proposes to Evelyn, Walden and Alan throw him a bachelor party with several of his old friends (comedy legends TIM CONWAY, STEVE LAWRENCE and GARRY MARSHALL guest star) who help him celebrate his last days of bachelorhood.

After Alan learns that Lyndsey broke up with Larry and didn't tell him, he makes a big decision. Meanwhile, Walden sets out to prove that he's a man's man.

Alan gives Lyndsey the option of choosing between him and Larry. Meanwhile, Jenny fears that she and Brooke are growing apart.

Walden suspects his new girlfriend is cheating on him. Meanwhile, Alan gets even more intertwined in Lyndsey and Larry's relationship when he starts dating Larry's sister, Gretchen (guest star KIMBERLY WILLIAMS-PAISLEY).

Lyndsey discovers that Alan is sleeping with Larry's sister, Gretchen. Meanwhile, Walden finds it difficult with telling Barry to find his own place.

Walden's reunion with his ex-girlfriend Kate does not go as planned, and Alan takes Gretchen over to “his apartment.”

Just as Walden is considering proposing to Kate, he falls for a random stranger who arrives at his beach house. Meanwhile, Gretchen discovers that Alan's “Jeff Strongman” persona is a lie.

Walden's therapist tells him to have plenty of random casual sex to help get over falling in love too quickly, and Alan's new business venture provides him with the perfect opportunity.

Walden, Jenny & Barry travel to Colorado in Walden's private jet to reconnect with his 1st car. While there they take advantage of Colorado's legalization; Gretchen pushes Alan to reveal his identity to Larry. Alan gets down on 1 knee & proposes to Gretchen.

When Walden has a health scare on Halloween, he tries to re-prioritize his life with the help of Alan.

Walden has second thoughts about getting married when Alan has him sign a pre-nup.

Alan and Walden must be perceived as a loving couple during a meeting with an adoption social worker; Lyndsey returns from rehab.

A birth mother considers having Walden and Alan adopt her baby.

Walden looks after a foster child named Louis,but they don't bond the way he hoped they would.

Much to Walden's frustration, Louie successfully manipulates Alan, who cannot resist the opportunity to finally get to become the cool parent.

While adapting to the demands of parenthood, Alan suggests finding a playgroup for Louis. This leads to a new circle of friends for the guys who start finding it more challenging to keep up the pretence of being gay.

Walden and Alan try their best to make 6 year old Louis believe in Santa, while on the darker side of things, Rose returns to their lives, giving Walden a spy camera installed cuckoo clock as a Christmas present.

Walden and Laurel set up a playdate for their kids so they can pick up where they left off the last time they got together. Meanwhile, Herb asks Alan if he can ask Lyndsey out.

When Ms. McMartin discovers that Walden and Alan are pretending to be gay, she threatens to take Louis away. However, Alan has a plan to help her change her mind.

When Walden joins a support group for adoptive fathers, he discovers that it is a nice getaway from Alan.

When Alan breaks up with their social worker to get back together with Lyndsey, Walden worries it might affect Louis's adoption.

Walden discovers that Ms. McMartin is crazy and needy after they hook up, but he doesn't want to break up with her and mess up the adoption. Meanwhile, Lyndsey asks Alan to move in with her.

When their divorce becomes official, Walden offers Alan a gift. Alan's impractical choice strains his relationship with Lindsay.