I was just practicing it!
5 seconds sound clip from the Drunken Arts & Crippled Fist movie soundboard.
You can hear this line at 00:12:37 in the DVD version of the movie.
Quote context
[...]
- I said to fight. Why in hell's name didn't you?
- Well, I was practicing. I have not finished my exercises yet!
- I'd be the one to thrash you, dammit!
- No, no!
- You've learned Kung Fu for ten years and you can't even fight!
- But didn't your master teach you to fight?
- My master said I'm an expert. I mustn't fight.
- Stupid old fool! Then you're even more stupid!
- Wait till I talk with that old goat.
- Now you get out of here. If you can't fight I don't want to see you now. Now get out of here, run!
[...]