The Strongbox Season 9, Episode 14

Kramer

Come on, Jerry, this is a security issue! (Elaine laughs) Boy, you wouldn't last a DAY in the Army.

Jerry

(walking towards door with Elaine) How long did you last? (opens door)

Kramer

Well, that's classified.

Elaine

Hey, what if he's married?

Jerry

Kramer?!