Season 5, Episode 7: "The Nonfat Yogurt"

You know, Lloyd, I've been to the doctor.

There's really nothing they can do.

Hey! Mayor Dinkins set this up for you.

You know what kind of a doctor he must be if Dinkins knows him?

All right, all right! I'll go.

Well, that's great.

And I'll be very interested to hear the diagnosis.