Cheers: Season 3

Sam falls off the wagon and Diane has a nervous breakdown after the breakup. But after she's cured, Diane returns to Cheers to recommend her psychiatrist--Dr. Frasier Crane--to help Sam. But she doesn't say that she's involved with him.

Diane tells Sam that she's seeing Frasier. Then, they both confess that they no longer have feelings for each other, even though both suspect the other is lying. And since the feelings are supposedly gone, Diane takes her job back.

Frasier tells Sam that the girlfriend of one his "clients" called out another man's name in bed, but Sam knows he's talking about Diane. Meanwhile, Cliff is afraid to tell a burly colleague that he's the fellow mailman who got him fired.

Cliff meets the woman of his dreams at the bar on Halloween night but is afraid of meeting her when he's not in costume, and Sam and Diane have their first non-romantic outing together after the breakup.

Sam accidentally shoots himself in the rear end after a confrontation with a jealous husband, but he changes the story when he tells it to the bar to make himself look like a hero.

Coach falls in love and gets engaged. But when his fiancée wins the lottery, her feelings toward him take an unexpected turn.

Coach's fiancée calls off the wedding and dumps him. But he's convinced that it's not over and that she will come back to him on their wedding day.

Diane tries to make a good impression on Frasier's mother. But after their first meeting, Frasier's mother warns Diane that if she continues to see Frasier, that she will kill her.

Carla tries to stand up to Nick when he demands custody of their first-born son, which means not giving in to his surprisingly irresistible charm.

Diane develops an allergy believing it's Frasier's dog after they move in together, but Sam and Frasier know her allergies are psychosomatic. Meanwhile, the guys at the bar shower Carla with a series of gag birthday gifts.

After a health scare, Norm gives up his old life and says he's moving to Bora Bora. However, he chickens out at the last minute and hides out in Sam's office. Meanwhile, Carla becomes depressed after losing a tip wager with Diane.

Diane warns Sam not to go out with a friend she met at the mental hospital because she has obsessive issues with men. But Sam doesn't heed the warning, and puts himself in a situation that he's afraid to get out of.

Much to Frasier's horror, his psychiatry mentor becomes involved with Carla and asks her to marry him. But she doesn't want to, even though she has just found out that she is pregnant with his baby.

Diane gets mad at the guys when she finds out that they took Frasier on a "snipe hunt." But she also doesn't want them to tell Frasier that they played a trick on him.

After his shameful performance in a charity softball game against a team of Playboy Playmates, Diane confronts Sam about his over-competitive nature.

Sam gets Coach's help to help him pass a geography class and get his high school diploma. But he eventually finds an easier way to pass the course.

Norm gets in trouble with the law after he helps Cliff out by finishing his mail route, and Cliff hangs him out to dry. Meanwhile, Diane gets stuck underneath the bar while trying to check the heating system.

Sam has to find a woman named Jacqueline Bisset and marry her so that he can win a bet he made when he was off the wagon and keep the bar.

Sam makes plans for a romantic getaway with a local journalist. But Diane overhears parts of his conversations and jumps to the incorrect conclusion that he is making plans to spend the weekend with her.

After Loretta dumps Nick, he performs odd jobs around the bar for Sam in an effort to try to win Carla back.

Norm gets a promotion as a "corporate killer," but he's not sure that he can handle being the guy at the office who fires people.

Diane announces that she is leaving Cheers forever to go to Europe with Frasier. This marks Nicholas Colasanto's final filmed episode.

Sam hires a waitress that Carla considers to be a perfect replacement for Diane: she's smart, talented and charming, and Sam doesn't want to sleep with her. But then her sexy daughter shows up at the bar and potentially ruins everything.

Carla believes that one of her customers is her old evil Catholic school principal, and she wants to get revenge on her. Meanwhile, Cliff claims to be receiving love letters from a woman he met on his Florida vacation.

Diane calls Sam to tell him that she is marrying Frasier tomorrow, and Sam flies to Italy at the last minute to stop the wedding.