Not as tactful as I wouldn't been, but gets the point across

"God Fucking Dammit if you vote for McCain you are the biggest child raping priest retardedloserasshole brainhungry zombie idiotshitcunt McAssfinch Palinpumping bitchtwatmotherfucking cumpuppet, squirreljizzsucking, molesting candycrapdickholepussyfart eating, penisheaded russianpussynosed mommyhating bomb dropping weakling infant in the entire braindead universe."

- commenter mchrisneglia at Reddit on misplaced GOP priorities

Bonus John Stewart video from last night: