- I will, I will, I will.
- Brother, you'll what?
- I will... I will be good. I'll behave myself.

9 seconds sound clip from the Dead Reckoning (1947) movie soundboard.

You can hear this line at 00:27:47.390 in the DVD version of the movie.

Quote context

[...]

- Oh! What happened to your hair? It looks terrible!

- It was because of you.

- Because of me?

- Remember that bastard who tried to molest you? I was angry, and I killed him.

- So I had to take shelter at Shaolin Temple.

- Well, I know that he deserved to die.

- But if you don't grow your hair back, I won't speak to you again.

- I will, I will, I will.

- Brother, you'll what?

- I will... I will be good. I'll behave myself.

- Big brother, this is my cousin Ah Mei. Her dad's my uncle. My uncle is my mother's sister's husband.

- Miss, can we see your father? We hope he'll help us get to Tibet.

- Hey big brother, don't worry. My uncle always likes to help others. He'll give you anything if he likes you.

- Hey, brother. Hey, you better be quiet.

[...]