Biff: Hey, McFly! [both George and Marty turn around] What do you think your doing?
Marty: [to himself] Biff.
Biff: Hey, I'm talking to you McFly, you Irish bug!
George: Oh, hey, Biff. Hey, guys. How are you doin'?
Biff: Do you got my homework finished, McFly?
George: Well, I figured since it wasn't due till Monday -
Biff: Hello? Hello? Anybody home, huh, Think, McFly! Think! I gotta have time to recopy it. Do you realize what what would happen if I handed in my homework in your handwriting? I'll get kicked out of school. You wouldn't want that to happen would ya? WOULD YA?!
George: Of course not, Biff. Now I wouldn't want that to happen.
Biff: [notices Marty staring at him] Well, what are you looking at, butthead!
Marty: [to himself] Biff.
Biff: Hey, I'm talking to you McFly, you Irish bug!
George: Oh, hey, Biff. Hey, guys. How are you doin'?
Biff: Do you got my homework finished, McFly?
George: Well, I figured since it wasn't due till Monday -
Biff: Hello? Hello? Anybody home, huh, Think, McFly! Think! I gotta have time to recopy it. Do you realize what what would happen if I handed in my homework in your handwriting? I'll get kicked out of school. You wouldn't want that to happen would ya? WOULD YA?!
George: Of course not, Biff. Now I wouldn't want that to happen.
Biff: [notices Marty staring at him] Well, what are you looking at, butthead!
Biff : Hey, McFly! [both George and Marty turn around] What do you think your doing?
Marty : [to himself] Biff.
Biff : Hey, I'm talking to you McFly, you Irish bug!
George : Oh, hey, Biff. Hey, guys. How are you doin'?
Biff : Do you got my homework finished, McFly?
George : Well, I figured since it wasn't due till Monday -
Biff : Hello? Hello? Anybody home, huh, Think, McFly! Think! I gotta have time to recopy it. Do you realize what what would happen if I handed in my homework in your handwriting? I'll get kicked out of school. You wouldn't want that to happen would ya? WOULD YA?!
George : Of course not, Biff. Now I wouldn't want that to happen.
Biff : [notices Marty staring at him] Well, what are you looking at, butthead!
http://www.moviequotedb.com/movies/back-to-the-future/quote_2676.html