Elaine: "Spongeworthy"
George: "Double-dip"
Kramer & Newman: "The Cannonball Deposit Run"
David Puddy: "Puddy!"
Personally, I'd like to see the last one realized. Last night I was watching my "Seinfeld" tape with the Puddy-as-face-painter episode on it, and that character was damned funny back then.
"Yeahthatsright."
"I said I wouldn't paint my face, and, as you can see, this is not my face."