Season 4, Episode 23: "The Pilot"

Yeah, I guess we could do that. At what time?

All right. I'll see you there.

-Who's that? -TV Elaine.

She wants to talk about the part.

-What about the dogs? -They're having sex in the hotel room.

So the Elaine character is based on someone you know.

-Yes. -And she's really your ex-girlfriend.

-Yeah. -I want to know her from the inside.