You're kiddin'. Is that real?
5 seconds sound clip from the Suddenly (1954) movie soundboard.
You can hear this line at 00:43:08 in the Blu-ray version of the movie.
Quote context
[...]
- Figured I'd better get up and fix your rig before you electrocuted yourself.
- Ask him.
- The same thing'll happen to you, unless you do exactly as you're told.
- You're kiddin'. Is that real?
- What's your name? Jud Kelly. What are you doin' here?
- I came to fix the television set.
- Drop it. All right, Bart, case him.
- I don't have any dough, if that's what you want.
[...]