A Back to the Future fan has fulfilled a lifetime ambition of becoming the real-life Marty McFly as he took to the skies on a hoverboard using a jet pack he designed himself.Incredible footage shows Sam Rogers recreating a classic cinematic moment alongside a DeLorean wearing the £340,000 flying suit that was built with a 3D printer.The 24-year-old's feat is believed to be the closest anyone has ever come...