What are you doing up?
3 seconds sound clip from the Vacation (1983) movie soundboard.
You can hear this line at 01:17:15 in the DVD version of the movie.
Quote context
[...]
- How can he do this to Mom? They'll probably get a divorce.
- You woke the whole motel up, Dad.
- Oh. Ha-ha-ha. I was swimming.
[...]