- He's a nice boy.
- Why don't you let him sing?
- What sing?

4 seconds sound clip from the The Little Shop of Horrors (1960) movie soundboard.

You can hear this line at 00:02:57.811 in the Blu-ray version of the movie.

Quote context

[...]

- I sell on Skid Row nothing but cheap carnations.

- And I should give you a cut rate. I can't even afford water for the flowers! To my throat I would be giving a cut.

- I dreamt I dwelt in Marble Halls with vassals...

- Shut up from the back!

- Excuse me, Mrs. Shiva. That Seymour...

- He's a nice boy.

- Why don't you let him sing?

- What sing?

- Look: Here I got a new customer. Brand new in the yellow vest.

- I should let the clean up boy, but I can't even afford chase them out right away.

- Flowers fresh as the spring time. Mushnick. Hello?

- Oh, hello Dr. Farb. What can I do for you today?

[...]