I suppose you're very sleepy and you wanna go right to bed because you've got a lesson in the morning.
7 seconds sound clip from the The Roaring Twenties (1939) movie soundboard.
You can hear this line at 00:39:01 in the DVD version of the movie.
Quote context
[...]
- You'd rather not, but a girl has to live somehow, doesn't she?
- You sound as if you don't believe me.
- I do, I certainly do. Why wouldn't I?
- I'm so tired I can hardly get up.
- You're kind of old to play with dolls, aren't you?
- No, not too old if they're cute.
- Well, good night. I've had a wonderful time.
[...]