Just keep your rubber band stretched real tight.
4 seconds sound clip from the Smokey and the Bandit (1977) movie soundboard.
You can hear this line at 01:18:16 in the Blu-ray version of the movie.
Quote context
[...]
- Put your foot on the floor. We got your back door, and I'm clear.
- Snowman, you got your ears on, son?
- You've got him, you lucky devil.
- You're about to come up on a convoy.
- Just keep your rubber band stretched real tight.
- 10-4, 10-4. I'm bringin' it, son. I'm clear.
- I don't care if you're the Governor of Texas. You're makin' a big mistake.
- Read him his rights, Junior.
[...]