Season 7, Episode 20: "The Calzone"

You got a little junk on your lip, by the way.

You know, a lost and found could be a good idea.

Hold it, Watson.

You like a lost and found, George?

Definitely. Hm.

All right. A lost and found.

But there's gotta be a time limit.

We're not running a pawnshop here.