Same as the montana rabies shot, except for the end result. While getting road head, the man burns the back of his female companions neck with a cigarette lighter, but is not able to get his dick out of her mouth in time, causing the female to clamp down and bite off his dick.
Dude-"Can you help me doc?"
Doctor-" I am not sure, this is one of the most severe Montana Bear Trap Ive ever seen. We can attempt to sew the penis back on, do you have whats left of it?"
Dude-"No, she spat it out the window."