"Walnuts and Demerol" - Season 4

Charlie's friends and family put a crimp in his plan for a romantic Christmas Eve date. When Evelyn sees who the date is, she goes to great lengths to force a wedge between them.

"Kissing Abraham Lincoln" - Season 4

Worrying Charlie may get rid of one of them, Berta and Lydia fight over him. Meanwhile, Kandi does everything she can to stop Alan from selling their condo.

"Corey's Been Dead for an Hour" - Season 4

Charlie gets tired of Alan's mooching and reaches the breaking point during the brothers' double date. Jake is left home alone for the first time.

"Release the Dogs" - Season 4

Alan suffers from insomnia. He visits his psychiatrist (Jane Lynch), who reveals that the cause of Alan's sleepless nights is his jealousy towards Charlie, and his inability to glide through life.

"Repeated Blows to his Unformed Head" - Season 4

Berta's daughter Naomi is pregnant and Berta drags Charlie with her when she confronts the baby's father. Meanwhile, Alan reveals a secret fetish while staying at the Harper house with Naomi.

"Apologies for the Frivolity" - Season 4

Charlie is dating a woman whose personality and life are like his mother's.

"A Live Woman of Proven Fertility" - Season 4

Alan is overjoyed by the prospect of Judith remarrying, as he would no longer have to pay alimony. Alan gets Charlie to help him when it looks like the marriage may be derailed due to Jake's dislike of his mother's fiancé.

"A Pot Smoking Monkey" - Season 4

Alan argues over the dog he and Kandi shared.

"The Sea is a Harsh Mistress" - Season 4

Charlie tries to surf to impress Dottie, a beautiful woman he just met, but after he nearly drowns he is convinced that he saw his late father.

"Who's Vod Kanockers" - Season 4

Charlie finally tells Alan the truth about why he did not marry Mia. Charlie and Alan deal with Steven Tyler, who has just moved in next door.

"Working for Caligula" - Season 4

Charlie returns to his bachelor lifestyle after Alan moves out of the house. Alan suffers a breakdown after his divorce from Kandi.

"That Pistol-Packin' Hermaphrodite" - Season 3

Charlie and Mia start making their wedding arrangements. Things begin to fall apart when their two families meet each other. They eventually decide on a small ceremony in Las Vegas.

"Arguments for the Quickie" - Season 3

Mia comes back to town with her dance troupe and invites Charlie to her performance. At first, he decides not to go and tries to convince Alan that he no longer has feelings for her. He goes to the see the performance and Mia explains that she wants some of Charlie's sperm. Charlie responds by asking Mia for something.

"Just Once with Aunt Sophie" - Season 3

A girl from Jake's school invites him to his first boy-girl party. Charlie and Alan help him get ready for it by giving him advice. Alan and Charlie get nostalgic and remember their first boy-girl party.

"And the Plot Moistens" - Season 3

Jake's teacher has a meeting with Alan and Judith to discuss the lack of interest Jake has at school. Alan starts to fall for Francine, in a platonic way, because he is tired of the lack of intelligent communication he has with Kandi. Charlie helps Jake audition for his school musical.

"Always a Bridesmaid, Never a Burro" - Season 3

Alan tries to win Kandi back. Meanwhile, Charlie starts to sleep with her mom, Mandi, and Judith gets set up with her father, Andy.

"Golly Moses, She's a Muffin" - Season 3

Charlie is surprised to find out that Kandi has been living with them for the last three weeks. Alan is having a tough time helping Kandi earn a living. Meanwhile, Charlie has lost his sense because of the dry-spell he is going through.

"The Spit-Covered Cobbler" - Season 3

Alan starts to have financial problems when he starts paying for his girlfriend's bills, so Charlie tries to get him to break up with her. Meanwhile, Judith is after Alan because he is late in paying his alimony check.

"The Unfortunate Little Schnauser" - Season 3

Charlie is nominated for an advertising award, but he decides to boycott it because his arch nemesis always wins. The rest of his family tries to trick him into going. Meanwhile, Rose is having relationship problems with Gordon and seeks help from Charlie.

"Ergo, the Booty Call" - Season 3

Alan has trouble deciding if he should bring his younger girlfriend Kandi (April Bowlby) to Jake's birthday party to meet his mom and his ex-wife. Rose tries to get her boyfriend Gordon to act more like Charlie.

"My Tongue is Meat" - Season 3

Charlie has trouble keeping up with Mia's healthy lifestyle, so he begins to sneak beers, cigars, and burgers behind her back. When Mia finds out what he was doing, Charlie has to decide if he is truly in love with her or just whipped.

"Love Isn't Blind, It's Retarded" - Season 3

Charlie arranges a romantic date with Mia in the hopes of consummating their relationship. Alan begins to date Charlie's most recent ex-girlfriend.

"Humiliation is a Visual Medium" - Season 3

Charlie finds himself in a relationship that is not based on sex.

"That Special Tug" - Season 3

Charlie sees a therapist to learn how to deal with Alan's emotional insecurities.