You'd better not wreck my trip, you little sourpuss.
4 seconds sound clip from the Home Alone 2: Lost in New York movie soundboard.
You can hear this line at 00:08:32 in the Blu-ray version of the movie.
Quote context
[...]
- Who wants to spend Christmas in a tropical climate anyway?
- Kevin, you walk out of here, you sleep on the third floor.
- You'd better not wreck my trip, you little sourpuss.
- Your dad's paying good money for it.
- Oh, I wouldn't want to spoil your fun, Mr. Cheapskate.
- They're all a bunch of jerks.
[...]