The Shower Head Season 7, Episode 16

Man

(also seated at the counter) Excuse me. I couldn't help overhearing. I notice you're eating a poppy seed muffin.

Elaine

Yeah, I eat these muffins all the time.

Man

Well, you know what opium is made from...

Elaine

(as though receiving a revelation) Poppies!

Leno

Welcome back. Talking with Jerry Seinfeld. Jerry, lemme ask you, I saw some people back there, they look like.. family? Is that family?