Everyone knows she's just an Eastern snob.
2 seconds sound clip from the Meet Me in St. Louis (1944) movie soundboard.
You can hear this line at 01:20:17.771 in the DVD version of the movie.
Quote context
[...]
- This one's named Lucille Ballard.
- I suppose that was your idea.
- A girl has got a right to go to the dance with anyone she wants. I just didn't ask her soon enough.
- Everyone knows she's just an Eastern snob.
- I'll thank you to keep Miss Ballard's name out of this.
- Look who's talking. You're sulking just because Warren Sheffield didn't ask you to the dance.
[...]