As a matter of fact, the more I think about this the more I become convinced you oughta take a nice long walk.
7 seconds sound clip from the The Roaring Twenties (1939) movie soundboard.
You can hear this line at 00:18:56 in the DVD version of the movie.
Quote context
[...]
- Now, look when this gal gets here, watch what you say and do.
- The way I figure this situation, she's got plenty of class.
- You hear what her mother said?
- She goes to school, sings and dances. That means she's no mug.
- Now, that kind of material needs plenty of delicate handling.
- Hey, Ma, I got an A in algebra!
- Hello.
- Hello.
- Hello.
- Well, are you waiting for somebody?
- Yeah, waiting for your big sister.
[...]