YOu had a thread a while back about the single most kick ass tune to lift to, or something like that. A little late, but I am now getting around to sending my selection to you. I think one of the "rules" was it had to be "relatively" unknown.
Anyhow, "The Unrepentant" by Steve Earle.
"Now he's standing at hell's door, with a bad attitude and a .44. Devil says, whats up man, what you come here for. He says man lets just get to it."