The owner of a popular online shop explains the viral success behind his "I Bought This Before We Knew Elon Was Crazy" bumper stickers.

The collection has since become quite varied ... “You want to put a sticker on your car that's so obscure that whoever finds it funny is destined to be your friend,” Evans said.

Tesla owners reported a man placing Elon Musk stickers on their cars to the police. Officers tracked down the man and charged him with defacing property days later. The man insists his free speech ...