NYC daredevil dances, jumps on flatbed truck as it speeds across George Washington Bridge, wild video shows

NYC daredevil dances, jumps on flatbed truck as it speeds across George Washington Bridge, wild video shows

A shirtless daredevil was caught tweaking out on the bed of a flatbed truck as it crossed the George Washington Bridge — as worried bystanders desperately tried to warn the driver, according to wil…