I've never seen you before in my life, but you look to me like a slacker.
4 seconds sound clip from the Back to the Future Part II movie soundboard.
You can hear this line at 00:42:46.472 in the Blu-ray version of the movie.
Quote context
[...]
- This has gotta be the wrong year.
- Drop it.
- So you're the son of a bitch who's been stealing my newspapers.
- Mr. Strickland. Mr. Strickland. It's me, sir. It's Marty.
- Who?
- It's Marty McFly. Marty McFly. Don't you know me, sir? From school, sir.
- I've never seen you before in my life, but you look to me like a slacker.
- Last week? The school burned down six years ago.
- Now, you got exactly three seconds to get off my porch with your nuts intact. One.
- Please, Mr. Strickland, I just want to know what the hell's going on here.
- Two!
[...]