Hey, y'all don't say that.
4 seconds sound clip from the Step Brothers (2008) movie soundboard.
You can hear this line at 00:16:12 in the Blu-ray version of the movie.
Quote context
[...]
- Well, that's fine, because guess what? I hate you too.
- And we'll put up with the retard in the meantime.
- You.
- Shut up. You'll wake up my dad and get me grounded.
- You and your mom are hillbillies.
- This is a house of learned doctors.
- You're not a doctor. You're a big, fat, curly-headed fuck.
[...]