Jerry, will you take my advice? Forget about the whole thing, will you? Just keep telling yourself you're a boy. You're a boy.
10 seconds sound clip from the Some Like It Hot movie soundboard.
You can hear this line at 01:32:41 in the DVD version of the movie.
Quote context
[...]
- Jerry, you're out of your mind! How are you gonna get away with this?
- I don't expect it to last. I'll tell him the truth when the time comes.
- Like, right after the ceremony.
- Jerry, listen to me. Listen to me. What? There are laws, conventions. It's just not being done.
- 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.
[...]