Susan Ross' shock departure from Seinfeld may seem like an exaggerated gag but it actually stemmed from a ton of backstage conflict.

Season 2, Episode 9 of Seinfeld, "The Deal," sees Jerry and Elaine talking about the consequences of rekindling their romance.

Seinfeld took a risk with an episode in the final season, with a controversial episode that leaves a lasting impression.

"Seinfeld" is a legendary sitcom for too many reasons to list, but its early days featured some casting that later required reshoots to cover up.