What are you doing here?
3 seconds sound clip from the The Roaring Twenties (1939) movie soundboard.
You can hear this line at 00:41:06 in the DVD version of the movie.
Quote context
[...]
- Oh, yes. Thanks. I think I'm gonna like this doll.
- Well, when did you two sneak in?
- Rachmaninoff and I are going to audition a dream, one of the better kind.
- Now, there's not a thing to worry about, kid.
[...]