Season 4, Episode 9: "The Opera"

Are--? Are you all right?

Well, I don't know. You just don't...

-...seem yourself. -Who am I?

-Who am I supposed to be? -That's a good question.

Good question. It's very existential.

Who are you? Who am I? Well....

What are you doing here?

Oh, nothing. I just stopped by to chat.