Excited about a co-worker's pregnancy, Kate seriously considers having another baby.

Kate and Allie face a rent increase when their landlady realizes that there are two families occupying a one-family dwelling.

Kate's elderly aunt Ofelia dies, leaving behind a cryptic will

Allie offers to be a campaign volunteer to a would-be congressman

Kate's relationship with plumber Ted runs hot and cold -- the only thing they can agree on is a mutual attraction.

After finding a 55-year-old love letter hidden in the wall, Kate and Allie try to rekindle the romance by mailing the letter.

When Jennie and Emma vie for the same part in the school production of ""Pirates of Penzance,"" their friendship is tested along with their acting skills.

Chip's birthday causes problems when Charles goes overboard on presents.

When Max leaves for L.A., Emma inherits the piano, complete with a handsome piano teacher who soon has the whole family interested in ""music"" — but who strikes a note of discord when he becomes more interested in Kate than in his pupil.

Dateless, Kate and Allie spend New Year's Eve at home together.

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Allie has new hope of a reconciliation after ex-husband Charles becomes suddenly attentive because he has broken up with girlfriend Clare.

Despite Kate's doubts about working with her friend, Allie gets a job at Sloan Travel and quickly fouls up so completely that she is fired—whereupon Kate threatens to quit.

Chip's imagination could get him into trouble when he ""witnesses"" a murder from his bedroom window.

Guess who's coming to dinner? Kate's potential step-mom. But when Kate takes an instant dislike to her father's fiancée, he calls the engagement off.

Allie begins dating Steven, a cute graduate student, but resists getting serious. Her doubts about age-differences are confirmed when she accidentally meets Steven's mom at his apartment and finds she has more in common with her that with her son.

Kate and Allie's crush on an old college professor is rekindled when each imagines she is the inspiration for his recently published romantic novel.

Kate brings a stray kitten home.

Jenny falls into bad company but finds herself all alone at the police station.

Ted proposes to Kate.

After Allie's ex Charles remarries and Kate breaks up with Ted, they try to cheer themselves up with a lobster dinner.