[the Chipmunks have been talking with the female students at lunch]
Ryan: Listen up, rock stars. If you talk to those girls again, you're dead. If you look at those girls again, you're dead. If you even think about those girls... Are you thinkin' about them?
Alvin: Well, I am now.
Ryan: That's it. YOU'RE DEAD!!
[he tries to catch the Chipmunks, but they escape]
Ryan: Xander, come on!
[Xander follows him]
Xander: Get back here, you dirty rats!
Ryan: Listen up, rock stars. If you talk to those girls again, you're dead. If you look at those girls again, you're dead. If you even think about those girls... Are you thinkin' about them?
Alvin: Well, I am now.
Ryan: That's it. YOU'RE DEAD!!
[he tries to catch the Chipmunks, but they escape]
Ryan: Xander, come on!
[Xander follows him]
Xander: Get back here, you dirty rats!
[the Chipmunks have been talking with the female students at lunch]
Ryan : Listen up, rock stars. If you talk to those girls again, you're dead. If you look at those girls again, you're dead. If you even think about those girls... Are you thinkin' about them?
Alvin : Well, I am now .
Ryan : That's it. YOU'RE DEAD!!
[he tries to catch the Chipmunks, but they escape]
Ryan : Xander, come on!
[Xander follows him]
Xander : Get back here, you dirty rats!
http://www.moviequotedb.com/movies/alvin-and-the-chipmunks-the-squeakquel/quote_45600.html