"But the story goes that if you were to go to the crossroads (Highway 61 and Highway ____) at midnight that a large balck man would come up from behind and if you didn't look at him but passed your guitar over your shoulder that he would play it in and pass it back to you ready for you to be able then to play anything you wanted and in exchange for..."

The way I heard the story, you pass your guitar over your shoulder, he takes it - and runs away with it to the nearest pawn shop ....