Hello, Kevin!
7 seconds sound clip from the Home Alone (1990) movie soundboard.
You can hear this line at 00:54:18 in the Blu-ray version of the movie.
Quote context
[...]
- Are you here all by yourself?
- Ma'am, I'm eight years old. You think I would be here alone? I don't think so.
- What about your brothers and your sisters?
- Why not?
- I don't get it. I mean, right now it looks like there's nobody home.
- Last night the place is jumpin'.
- Somethin' ain't right. Go check it out.
- Now?
- No, tomorrow, egghead. Now! Go ahead! Now...!
[...]