This specific episode of Seinfeld changed the entire dynamic of the show and the characters, according to the cast and crew.

There were, of course, the two classics that remained a steadfast staple on the studio stage —Jerry Seinfeld’s Upper West Side apartment, with its well-worn navy blue couch and white-and-blue ...

Before Seinfeld became one of the best sitcoms of all time, the NBC series was almost a totally different show without Julia-Louis Dreyfus' Elaine.