Season 9, Episode 21: "The Clip Show"

Ladies and gentlemen, it's our good friend, George Costanza.

What a surprise.

Kramer, he's just a dentist.

Yeah, and you're an anti-dentite.

I am not an anti-dentite.

You're a rabid anti-dentite.

Next thing, you're saying they should have their own schools.

-They do have their own schools. -Yeah!