I would say,
ME: Alien!
Odst: no, Odst, O-D-S-T, got it?
Me: Omg! Da** odst holed my roof!
Odst: sorry, I'll come back late...
Me: You'll fix it now!
Odst: I need to leave.
Me: (Pulls out shotgun) CHEEZ BURGUR!!!
Odst: HOLY S....AHHH!
You see shadows fighting through the window then a splatter of blood and a body in black armor being tossed off the roof.
[Edited on 06.26.2009 2:51 PM PDT]