- Teacher, I've gotta go, I can't hold it.
- You have to learn to hold it.

8 seconds sound clip from the Instant Kung Fu Man movie soundboard.

You can hear this line at 00:05:57.367 in the DVD version of the movie.

Quote context

[...]

- Brother, go easy on me, the others dozed off.

- Who said so? Carry on.

- Stop fighting.

- Where are you going?

- Teacher I... I've gotta go.

- Come here.

- You can show us how much you've learned.

- Teacher, I've gotta go, I can't hold it.

- You have to learn to hold it.

- Lu Kung, you can fight with Shao Hu.

- Sir.

- Brother...

- Brother, you can begin.

- Brother, I'm afraid I might you hurt you.

- What's that?

- Brother, you must take it easy.

- Forgive you?

- Brother, you're serious.

[...]