The Dick Van Dyke Show: Rob dreams Laura is an alien
A Different World: Dwayne and Whitley's wedding
Living Single: TLC guest stars as the subjects of Overton's dreams
The Cosby Show: Vanessa gets drunk for the first time and the whole family ends up taking "shots."
Grey's Anatomy(not technically a sitcom but still): Gosh, you name it and I loved it. The bomb episode, the shooting, Meredith getting her appendix out...Meredith on morphine was epic. "It wasn't a date so much as a disasterously uncomfortable sexual experience.....Dr. Bailey, all my boyfriends are here!"