A blind man was traveling in his private jet when he detected something was wrong.He made his way to the cockpit and got no response from his pilot.The blind guy then found the radio and started calling the tower."Help! Help!"The tower came back and asked what was wrong.The blind guy says, "Help Me!!I'm blind, the pilot is dead, and we're flying upside down!!"The tower comes back and asks, "How do you know you're upside down?" The blind guy replies, "Because my pee is running *up* my back!"