If she glances up she'll catch him sneering, but he's not inclined to try to defend his hometown.

"All you," he counters. (He could hotwire it, sure, missing hand or no. What he can't do is hotwire the car and be ready to shoot her if she tries anything, and even if he'd rather not have to, they're still not at the point of trusting each other. Knowing Merle, they never will be.)

"I ain't the kinda guy that wouldn't let a lady drive."

Nothing like the end of the world to expand one's social graces, right?