"The Scar on Obama's Head: Possible Causes" Obviously its the number 666 tattooed to his scalp Or maybe he was dropped on his head as a child Or maybe a Kenyan lion clamped its jaws on BO's head Or maybe it's a large colony of head lice Or maybe he's an alien Manchurian candidate robot Or maybe he just missed that strip the last time he shampooed his hair. Or maybe Michelle hit him in the head with a 9 iron.
It's been reported he received it in one of the 7 mysterious states he visited during 2008 when he still thought it was 2005.
He's going for the Goth vote. "I was an Emo before I was a Goth". Maybe a Harry Potter thing. WduhFK. Could of had a penis removed. I like speculating.