Shit

Billy Costigan:
[coming from behind the wall to surprise Sullivan]
Freeze! Colin Sullivan:
Whoa! Put the fucking gun down! Billy Costigan:
Put your fucking hands up! Colin Sullivan:
Alright, alright. I can get you your money! Billy Costigan:
What did you say? Colin Sullivan:
I said I can get you your... Billy Costigan:
[punches Sullivan across the face]
You didn't come here to talk, you came here to get arrested. [Slaps cuffs on him] Colin Sullivan:
You have fucking tapes of what? Costello was my informant. I was a rat? Fuck you, prove it. Billy Costigan:
[standing Sullivan up]
Get up! Colin Sullivan:
What is this? A citzens arrest? Blow me. Only one of us is a cop here Bill. Did you hear me Bill? No one knows who you fucking are! Billy Costigan:
Will you Shut the fuck up! Colin Sullivan:
I'm a sargeant in the Massachusetts State Police, who the fuck are you? I erased you! Billy Costigan:
[slams Sullivan against a wall]
You erased me, huh? Colin Sullivan:
Yea... shoot a cop, Einstein, watch what happens. Billy Costigan:
What would happen is this bullet would go right through your fucking head! Colin Sullivan:
Watch what happens! Billy Costigan:
What? So you can get the parade? The bagpipes and bullshit? Fuck you! Fuck you! I'm fucking arresting you! Colin Sullivan:
That's the stupidest thing you could do. Billy Costigan:
[while hitting him]
Shut the fuck up! [Sullivan falls to the ground] Billy Costigan:
I could give a fuck if the charges don't stick... I'm still fucking arresting you. Colin Sullivan:
[dazed]
Shit