Oh, she doesn't mean to be a pain in the rump. It's just the way she is. Let's not let it spoil our fun.
8 seconds sound clip from the Vacation (1983) movie soundboard.
You can hear this line at 00:53:09 in the DVD version of the movie.
Quote context
[...]
- At first, I didn't want to take this vacation. But now I'm glad I did.
- It's given me a chance to spend a lot more time with you and... Audrey.
- You know, it's been real fun for me, too, Dad. Really.
- I won't.
- You're a pretty bright little guy. Excuse me. Man.
[...]