Lilith and Frasier try to cope with the fact that their son needs more care from them while Rebecca and Carla try to figure out how Rebecca can pay Robin a conjugal visit in jail.

Sam initiates a feud with the new owner of Melville's, the restaurant upstairs when snobbish restaurateur John Hill buys the building.

Woody gets a big break when he's cast in a commercial for a new vegetable drink but Cliff just feels broken when the new trivia napkins upstage him.

Rebecca decides on a new goal in life and begins by flattering John Hill in an effort to get his lease for the bar.

Sam enters a whole new world when he babysits for Frasier and Lilith, and Woody worries about Kelly when she goes to work at Cheers as part of a school project.

Norm becomes a permanent house guest when he injures his back while painting at the Cranes'.

Sam and Rebecca begin to doubt their resolve to be parents after caring Carla's wild bunch and Cliff lobbies for the job of directing Woody's video project for the folks back home.

Sam may have played his last prank when it appears that his Halloween trick may have killed his old nemesis Gary.

The gang feels responsible when the Celtics' Kevin McHale goes into a slump after becoming obsessed with the number of bolts in the floor of Boston Garden.

Sam gets upset when Carla gets sidetracked from revenge to romance with perennial nemesis John Hill.

Frasier has to face making out a will while Sam braces himself for bad news from Rebecca's fertility doctor.

Cliff and Norm help Frasier's low-esteem self-help group really help themselves and Woody trims Sam's hair.

Sam finds a way to get even with John Hill. One of Carla's sons decides to become a priest.

Rebecca insists she can handle the bar while the rest of the gang plays poker, then learns that she's allowed their liquor license to lapse.

Sam ponders a baseball comeback, but when he goes to play a few games he discovers most of the players are much younger and immature than he is. They're acting just like he used to, and Sam doesn't think he enjoys acting like that anymore. Meanwhile, back in Boston, Frasier loses Lilith's favourite lab rat and tries to get an identical one before she returns.

Rebecca looks forward to seeing her high school sweetheart, unaware of the changes in his life, and Sam starts a support group for owners of stolen Corvettes.

Carla is forced to clean up her act and behave nicely when she's forced to find another job while Cheers is being rebuilt. Woody's faith in Kelly is shaken when he learns they have religious differences.

Sam catches Rebecca smoking in the office, a no-no considering that's how the bar burnt down. Sam thinks Rebecca needs professional help and finds the harshest stop smoking program for her. The stop smoking doctor, Dr. Kluger, and Rebecca, have a war of wills. Dr. Kluger may have met his match. Meanwhile, Sam hires Henrí on a temporary basis as a bartender while Woody is on his honeymoon. On his first shift, ladies-man Henrí bets Sam that he can get more women's telephone numbers than Sam by midnight. Although initially reluctant to partake in the bet despite pressure from the gang, Sam eventually does take the bet based on the patriotic battle between the US and France. Both Sam and Henrí pull out all the stops and resort to whatever tactic will work to get numbers. However, with the score tied with a couple of minutes left, Sam lets one go due to her vulnerable state, which may cost Sam the bet. However it may be more important ultimately to win the battle.

Rebecca spots Lilith with another man, and doesn't know whether to tell Frasier. Later, Lilith confesses to Frasier that she cheated on him - once. Frasier is devastated, and after he and Lilith talk about it, Frasier asks Lilith to tell her lover the affair is over. Lilith goes to see him - and then comes back saying she wants to leave Frasier. Meanwhile Sam hires a bouncer named Tiny, but can't bring himself to fire Tiny when nobody wants to go near him.

Cliff is convinced that his new neighbour is Adolf Hitler. If not for Ma standing up for him, Cliff would be evicted from the building for harassment. But Cliff's still not convinced as to his neighbour's true identity. Meanwhile, Carla and John Allen Hill continue their love-hate relationship. However it has gone to a new level, to a love-hate-heart attack stage. Hill had a heart attack while they were making love. Seemingly indifferent to the heart attack since Hill is just a romp in the hay, Carla eventually breaks down in tears since "her boyfriend" had a heart attack. She suspects that the reason he did have a heart attack is she spurted out the words "I love you" to Hill.

Because of Woody's civic election win, Sam needs another bartender, a job he gives to Carla. To celebrate, Carla whips up a batch of one of her powerhouse drinks for the guys. The day after, everyone has a hangover. What's worse, Carla, who imbibed and got drunk herself, has a sneaking suspicion that she took someone home and slept with him, that person she believes being one of the Cheers regulars. She confides in Sam alone, and after he tells her it wasn't him, she panics and they both ponder who it could have been, with her worse nightmare having it be Cliff. When her bed-mate ultimately reveals himself, Carla and Sam have to decide how best to handle the information. Two other revelations come to light in the aftermath of the drunken spree. And Sam makes an admission of his own to Carla to make her feel better about her own further revelation.