Video: Watch Elon Musk freak out in disbelief during SpaceX's Falcon Heavy rocket launch

SpaceX made history last week with the successful launch of its Falcon Heavy rocket, the largest rocket ship in existence today. The world watched and waited through multiple delays due to weather before the massive rocket finally ignited its 27 engines and lifted off. The Falcon Heavy then shed its two side boosters as planned, with both miraculously touching back down safely on the ground so they could be reused. Meanwhile, the center core continued up into space where it would release its pay...