Season 5, Episode 12: "The Stall"

What's with you?

That's her! Who?

Erica! She's Erica!

You think she's Erica, the phone-sex woman?

Jerry, that voice is tattooed on my brain.

It's her. I'm telling you, it's her!

You're crazy! Am I?

Or am I so sane that you just blew your mind?