Now where does he think he's going?
4 seconds sound clip from the Bon Voyage, Charlie Brown movie soundboard.
You can hear this line at 00:18:21 in the Blu-ray version of the movie.
Quote context
[...]
- We've only been here two minutes, and already he's embarrassing us.
- Oh, no!
- Now where does he think he's going?
- Where are you going? We can't leave you here.
- Okay, but don't forget. The train leaves at 5:30.
- We'll meet you at Victoria Station.
[...]