Oooh! I know.

I't s from Season's Greedings.
SANTA: We've been to all the big toy stores trying to get donations. I guess they're too busy...
CLARK: What if I could get a friend of mine to ask some stores to donate toys? He's sort of a celebrity and he's an orphan himself...
SANTA: Yeah, do I know him?
CLARK: You might, he flies in and out every so often...

Loves that episode.