Tony Manero: I gotta have an afternoon off, and I'm takin' it.
Fusco: If you do, you're fired.
Tony Manero: I'm doin' it!
Fusco: Then you're fired!
Tony Manero: Then **** you, asshole!
Fusco: If you do, you're fired.
Tony Manero: I'm doin' it!
Fusco: Then you're fired!
Tony Manero: Then **** you, asshole!
Tony Manero : I gotta have an afternoon off, and I'm takin' it.
Fusco : If you do, you're fired.
Tony Manero : I'm doin' it!
Fusco : Then you're fired!
Tony Manero : Then **** you, asshole!
http://www.moviequotedb.com/movies/saturday-night-fever/quote_20667.html