Straighten up. Try to act like a gentleman.
4 seconds sound clip from the Beauty and the Beast (1991) movie soundboard.
You can hear this line at 00:34:06 in the Blu-ray version of the movie.
Quote context
[...]
- But the rose has already begun to wilt.
- It's no use. She's so beautiful and I'm... Well, look at me!
- You must help her to see past all that.
- Well, you can start by making yourself more presentable.
- Straighten up. Try to act like a gentleman.
- Yes. When she comes in, give her a dashing, debonair smile.
- Come, come, show me the smile.
- But don't frighten the poor girl.
- Impress her with your rapier wit.
- Shower her with compliments.
[...]