Step by Step - Season 4 - Eps 21: Where Have You Gone, Joe DiMaggio?
JT and Frank make a bet with Dana and Carol to wear a pregnancy outfit to see if they can cope and see how it is to be pregnant for 48 hours, but JT and Frank soon learn it's not easy being pregnant. They lose the bet and must get down on their knees and kiss Dana and Carol feet while they repeat that men are the weaker sex. Meanwhile, Brendan is stunned when his favorite baseball player turns out to be a ""dilweed.""
About Step by Step

Title: Step by Step
First Air Date: 1991-09-20
Last Air Date: 1998-06-26
Status: Ended
Rating: 7.7/10 (from 392 votes)
Language: EN
Seasons: 7
Total Episodes: 160
Network: ABC
Genres: Comedy, Family
Production Companies: Warner Bros. Television, TyC Sports
Synopsis
Step by Step is an American television sitcom with two single parents, who spontaneously get married after meeting one another during a vacation, resulting in them becoming the heads of a large blended family
Cast

Patrick Duffy
Frank Lambert

Suzanne Somers
Carol Foster Lambert

Brandon Call
J.T. Lambert

Staci Keanan
Dana Foster

Christine Lakin
Alicia Lambert

Angela Watson
Karen Foster

Christopher Castile
Mark Foster

Jason Marsden
Rich Halke

Emily Mae Young
Lilly Foster-Lambert

Alexandra Adi
Samantha Milano