You're an idiot!
6 seconds sound clip from the How the Grinch Stole Christmas (2000) movie soundboard.
You can hear this line at 00:23:09 in the Blu-ray version of the movie.
Quote context
[...]
- Hello! How are you? I asked you first!
- Oh, that's really mature, saying exactly what I say!
- All right, fine. I'm not talking to you anymore.
- Am I just eating because I'm bored?
- Hello, little girl. Are you here to read to us?
- No. I hear you know some things about the Grinch.
[...]