Tamperin' with mailboxes is a felony offense.
6 seconds sound clip from the Dazed and Confused (1993) movie soundboard.
You can hear this line at 00:58:21 in the Blu-ray version of the movie.
Quote context
[...]
- Busted my mailbox, didn't you?
- I don't know what you're talking about, sir, but I suggest that you...
- Tamperin' with mailboxes is a felony offense.
- I think you boys oughta get out of the car.
- Whoo!
[...]