Shut up.
2 seconds sound clip from the The Roaring Twenties (1939) movie soundboard.
You can hear this line at 00:04:26 in the DVD version of the movie.
Quote context
[...]
- What are you, a college kid?
- A lawyer, huh? Can you think of anything that can get us out of this hole?
- Shut up.
- I don't like heroes or bigmouths.
- We're all scared. And why shouldn't we be? What do you think we use in war, water pistols?
- You're all right, kid. I like guys who are honest with themselves. Stay that way.
[...]