I don't think I can now, I'm busy with my play.

5 seconds sound clip from the You Can't Take It with You (1939) classic radio play.

You can hear this line at 00:10:36 in the radio play.

Quote context

[...]

- Guess I'll have to ask mother, then.

- Hello, Grandpa.

- This is my granddaughter, Essie. Makes the best candy in the city.

- Hello.

- Just put your hat over there. I'll show you where you can wash up.

- Mother! Mother, will you please taste a Love Dream for me?

- I don't think I can now, I'm busy with my play.

- Do you have to make candy today? It's so hot.

- Well, Ed went out and got a bunch of new orders.

- If it keeps on, you'll be opening a store, dear.

- That's what Ed was sayin' last night, but I said no. I want to be a dancer.

- That new batch of Love Dreams is about ready.

[...]