You need a haircut. You're looking just like a hillbilly boy.
5 seconds sound clip from the Bonnie and Clyde (1967) movie soundboard.
You can hear this line at 00:42:21 in the Blu-ray version of the movie.
Quote context
[...]
- Oh. They got linoleum on the counter. Ain't that clever?
- Four pounds of red beans. Some Chase and Sanborn coffee. About eight bottles of Dr. Pepper.
(HYSTERICAL CHEERING AND YELLING)
- You need a haircut. You're looking just like a hillbilly boy.
- Boy, you ain't gonna never beat me, but you just keep trying, you hear?
- Come on, I'm gonna whip you.
[...]