While Kate and Dennis take old clothes to Goodwill, Allie rushes across town to pay Jennie's school fees but l eaves her purse in the cab and is left stranded and penniless in Manhattan.

Ted invites everybody to his friends' cabin in the Adirondacks, but there's an escaped convict on the loose.

Resenting their daughters' taking them for granted, Kate and Allie guiltily invite their own mothers to lunch -- then regret it when Marion won't stop talking about the food on her recent cruise and Joan won't stop criticizing Allie.

Jenny is enamored of classmate Howard, auditions for his band, and becomes their lead singer. While the band rehearses in their basement, Kate and Allie give combined French dinners/French lessons and worry that Jenny is not willing to be herself with Howard -- to the point where she won't admit she can't rollerskate when he wants her to sing dressed as a skating '50s carhop.

The series' 100th episode is celebrated with clips from past shows.

Everyone has date problems: Emma has no date for the college dance and must go with Jennie and Jason & Jennie breaks up with Jason & Chip has a fight with Amy upstairs because she was drooling over Matt Dillon in the movie they rent ed & Kate's chiropractor date was a self-centered bore; and Allie has no date at all. But Emma meets someone at the dance: a self-satisfied, arrogrant business major whom everyone else hates on sight.

After Emma moves into the college dorm, Jennie feels cooped up living at home under her mother's rules.

Kate tries to date Dennis and Peter at the same time, but they end up finding out about each other. When Kate realizes they don't care she is dating other men, she dumps them both and starts dating Ted, again.

Kate and Allie get a taste of how the other half lives---and loves---when they cater a society couple's 25th-anniversary party.

Kate, Allie and the kids work overtime buying and wrapping gifts for the catering clients, promising themselves a skiing vacation in Vermont & but the apartment is burgled and everything stolen, leaving them to redo it all in just one day.

Kate and Angela fix each other up with each other's ex's, with surprising results.

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Kate and Allie panic when Chip's mouse gets loose.

After an unexplained absence, Bob Barsky calls to ask Allie out on a date and explains that he is moving back to New York -- and is also seeing someone else.

A film crew asks to use the front door in a movie

Shaken by a friend's heart attack, Bob decides he should live life to the fullest---with Allie as his wife. Part 1 of two.

Businessman Bill Connor comes with a startling proposition: he is single but pretending to be married in order to get a promotion, and needs someone to impersonate his non-existent wife at an executive party. Kate agrees with his stand against prejudice on the basis of marital status but then is attracted to a man who turns out to be a co-worker of Bill's. The whole farce turns out to be moot when Bill finds out the promotion was never available--the company was hiring from the outside--and quits, leaving Kate free to date Peter.

Arrogant businessman Jack Brompton hires the women to cater ""an authentic early American dinner for 24"" at his place in the Hamptons, then repeatedly changes the theme and menu from American Civil War to Victorian England. Jenny's video project on working women for her women's study course prompts fantasy sequences with Kate and Allie as immigrant women in a sweatshop and as WWII factory workers. Inspired to stand up for themselves, they confront Brompton about his shoddy treatment of them -- and discover that he is a henpecked husband only obeying his shrewish wife's whims.

Bob suggests marriage counseling for the constantly bickering Kate and Allie.

Sports nut Kate becomes Joe Namath's personal assistant

Bob is in a panic because he feels he's not ready for marriage---which no one has mentioned.

An adult Chip brings his son Scotty to the old apartment just before the building is demolished, and reminisces a bout the day he tried to conceal a report card showing that he had failed science -- convincing him that he would always be a failure.

Conclusion. Allie can't decide whether to accept Bob's marriage proposal.

Kate falls for a charmingly immature cab driver who quit his job as an advertising executive to become an artist -- and who wants Kate to go on impulse with him to Brazil.