I sail over the wall, the parachute pops open, and ol' Yogi floats to the ground like a fallen leaf.
10 seconds sound clip from The Yogi Bear Show - Yogi Bear's Big Break (1958) - S01E01 TV Series.
You can hear this line at 00:04:28 in the Blu-ray version of the movie.
Quote context
[...]
- You mean you're gonna dig down and under the ranger station and come up outside?
- Oh, no!
- What happens when I pull the rope, Yogi?
- I sail over the wall, the parachute pops open, and ol' Yogi floats to the ground like a fallen leaf.
- It don't mean a thing if you don't pull that string.
[...]