It was a mistake. They found out that it wasn't me, and they released me.
6 seconds sound clip from the Kung Fu Master Named Drunk Cat movie soundboard.
You can hear this line at 00:21:06.613 in the DVD version of the movie.
Quote context
[...]
- Captain, I think the kid's lying.
- Hey, you do somersaults? Then show us. Captain, all right?
- You're the nut, bringing this fellow in, and wasting my time.
- Eh, so they let you go? How come they let you out then, huh?
- It was a mistake. They found out that it wasn't me, and they released me.
- Listen, you were real lucky there.
- Spacious rooms to let. Hmm, not a bad area. Wonder what the rent is.
- Oh, hey, what are you doing? Go away!
[...]