Seinfeld (1989)

Seinfeld (1989) rewrote the rules of American comedy by building a hit ensemble series "about nothing," running nine seasons and 180 episodes. Its finale captured 76 million viewers — still one of the most-watched US TV events, eclipsing the finale of #4 I Love Lucy's 44 million. Seinfeld's "no hugging, no learning" philosophy, plus iconic bits like the Soup Nazi and Festivus, became permanent cultural shorthand, directly inspiring successors such as Curb Your Enthusiasm and Arrested Development. A 2021 Nielsen analysis showed Seinfeld's syndication still generates $2.1 billion annually, more than double the revenue of any other sitcom from the 1990s. Its influence on character-driven humor remains unmatched, with each re-run proving the show's timeless appeal.