Here it is.
3 seconds sound clip from the Champagne for Caesar movie soundboard.
You can hear this line at 01:16:19 in the DVD version of the movie.
Quote context
[...]
- I can't hear you unless you stop the music.
- Stop the music? You got the wrong program bud.
- Oh, yes, fine, thank you and you?
- Well, here we go, are you ready? Hey, I said are you ready?
- What? Oh yes. I remember, I, I think so.
- How does Einstein regard the space-time continuum?
- Well? We're running out of time. You want to make a stab at it?
- You have just five seconds, come on and try it.
[...]