If that's an act, then I'm Soupy Sales.
3 seconds sound clip from the The Fortune Cookie (1966) movie soundboard.
You can hear this line at 00:59:31 in the Blu-ray version of the movie.
Quote context
[...]
- Left, right. One, two. Left, right.
- The frug? Yeah, you have some sense of humor.
- If you ask me, we're just wasting our time. I think this guy's legit.
- Maybe so, but let's give it a chance.
- We've been watching for three days and three nights.
- If that's an act, then I'm Soupy Sales.
- For six weeks we were watching him and nothing. Never even moved a muscle.
- He had this Swedish masseuse come every so often and give him a rubdown.
- Then one night, bingo. There he was, givin' her a rubdown.
- Except that idiot cameraman, he got so carried away, he forgot to roll the film.
[...]