You don't get those girls till after they've done their number.
4 seconds sound clip from the White Christmas (1954) movie soundboard.
You can hear this line at 00:33:40 in the Blu-ray version of the movie.
Quote context
[...]
- Listen, Sheriff, I haven't got all night to wait here while you eat free food.
- You got your warrant, now arrest those girls.
- Now, we agreed to let them finish their show first.
- I didn't agree. It was his idea.
- You don't get those girls till after they've done their number.
- Well, how long is it going to take?
- Well, it'll only be... Wait a minute, there's their music.
- How's your coffee holding up?
- Ladies and gentlemen, an impromptu surprise for you.
[...]