He vanished.
3 seconds sound clip from the Home Alone 2: Lost in New York movie soundboard.
You can hear this line at 01:39:36 in the Blu-ray version of the movie.
Quote context
[...]
- That was the sound of a tool chest falling down the stairs.
- Yes! (3)
- I don't care if I get the chair, I'm killing that kid!
- I'm down here, you big horse's ass!
- Nice night for a neck injury!
[...]