Hey, there ain't nothin' to it, but to do it.
3 seconds sound clip from the The Muppet Movie (1979) movie soundboard.
You can hear this line at 01:23:49.675 in the Blu-ray version of the movie.
Quote context
[...]
- Look at the ocean. The ocean.
- Yes, Mr. Lord. I'll have those deal numbers for you in a jiffy.
- Ah, Kermie, look, it's wonderful.
- Yeah.
- Well, don't count your tadpoles until they're hatched. I still have to audition, you know.
- Hey, there ain't nothin' to it, but to do it.
- And where do you think you're going?
- Oh, hi, there. I'm going to audition for Lew Lord.
- You can't just walk in here off the street, you know. Especially not with all these animals.
- Animals? What's wrong with animals?
- Animal!
[...]