As it happens, he doesn't care so much about the coat. It's difficult to even think about when your adrenaline is pumping, when every single cell in your body is screaming after pain, violence, bloodshed and it doesn't even matter if it's yours or the other guy as long as someone is bleeding. It doesn't help that he already is, the steady trickle down his face urging him on.
He straddles Jack again, forcefully aiming a punch to his jaw to rattle him, get him to stop squirming so damn much so he can finish this off.
"Thought you wanted to know what it was like!" he grins, still grins, will never stop grinning. "C'mon, at least give me a fight!"