Season 6, Episode 19: "The Jimmy"

-I'm a human heat pump. -You ought to take cold showers.

-They're for psychotics. -Well, I take them.

They give me a whoosh.

-All right. I'll see you guys later. -All right.

-So, what, you heading home? -No. Got a dental appointment.

-Tim Whatley? -Yeah.

-Yeah, I got a checkup Thursday. -How do you like that.

You really shouldn't brush 24 hours before seeing the dentist.