Hey, I really doubt that, you know?
3 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 2 sitcom.
You can hear this line at 00:32:41.885 in the Blu-ray version of the TV Series.
Quote context
[...]
- Sure. Hi, Arthur. Glad you could make it.
- What?
- Oh, uh... Huh. Have we? Hey...
- I don't care. We've met, haven't we, Zaphod? Or, should I say, Phil?
- What?
- Hey, I really doubt that, you know?
- On Earth. England. London. Islington.
- What? You mean you've been to that miserable little planet as well?
- I may have just dropped in, you know, on my way somewhere.
[...]