Now I guess I'll have to give it back to him.
4 seconds sound clip from the Some Like It Hot movie soundboard.
You can hear this line at 01:33:12 in the DVD version of the movie.
Quote context
[...]
- Shh! Joe, this may be my last chance to marry a millionaire.
- Now, what am I gonna do about my engagement present?
- Hey, these are real diamonds.
- Of course they're real. What do you think, my fiancé is a bum?
- Now I guess I'll have to give it back to him.
(knocking on door) Just a minute.
- I thought I heard voices. I had to talk to somebody. I don't feel like going to sleep.
[...]