Season 9, Episode 20: "The Puerto Rican Day"

What seems to be the problem, officer?

They're for protection, Jerry. Can you tell where I'm looking?

Well, it's back.

Bring it on, baby.

What if it gets in the side?

Wouldn't it bounce back and forth between your cornea and the mirror?

Faster and faster, getting more intense, until--

-It's in your eye now. -What?