During the annual Shotz bowling tournament, Laverne decides to get even with her bowling rival, Karen from the past 5 years. However, on the big night, Laverne falls ills and takes heavy medication, leaving Laverne ""jerky"" during the tournament.

While Laverne & Shirley await their yearly high school reunion, they reminisce about their old crazy friend, Anne-Marie, who shows up at the reunion a nun.

Shirley becomes reclusive and refuses to date after learning that Carmine has a new girlfriend, which drives Laverne crazy.

Laverne & Shirley falls victims to a peculiar robber, known as the ""Milwaukee Masher.""

Lenny & Squiggy drive Laverne & Shirley crazy when they move into the girls' apartment building.

Shirley's domineering mother comes for a visit, and finds fault with Shirley, her friends, and everything else about Shirley's life, until Laverne sets her straight.

Laverne & Shirley get an invitation to a bridal shower, but are afraid to go because they're the only ones left unmarried.

The girls take jobs as taxi dancers when they get laid off.

The girls want new furniture and go looking for a used couch, in a haunted house. Lenny and Squiggy go with Laverne and Shirley to the haunted house to help them remove a couch if they buy one. Of course, the cast start to disappear one by one until there's only the girls left, they can't get out. In the end discover that it is the owners of the house who are trying to scare people away so they don't have to move. Shirley discovers that Abe Lincoln once slept in the house and suggests they have the house marked as a piece of history which saves the building.

The girls go to New York to visit all of Laverne's relatives and to attend the Italian festival. Laverne's Grandmother, Frank's mother takes a liking to Squiggy and treats him like a son.

Frank tries to win the climbing the greased pole contest so he can win a trip to Italy for his mother.

Lenny and Squiggy imagine that they are the stars in a whole series of flashback black and white silent movies.