You’re thinking the talk show, the original series was 14 episodes…and pivotal in warping my adolescent life.
[QUOTE=Justin_Bailey]
…And the modern usage of a continuing storyline in a sitcom actually goes back to Friends, which, as we all know, debuted in 1994.
[/QUOTE]
Argubally I Love Lucy was the first sitcom to use continuing storylines; Lucy’s pregnancy, Ricky working in California, the trip to Europe, etc.