So many of mine have been mentioned already! Some others:
-Wayne's World - how can that be forgotten?
-The Real World-Chicago (from 1996, with Bob Dole as one of the roommates!)
-Bad Idea Jeans - "Normally I wear protection, but then I thought, "When am I gonna make it back to Haiti?"
-The SuperFans. "Daaaa Bearssss!"
-VH1's Behind the Music: The Super Bowl Shuffle.