It was the movie moment that transformed a cheap motor scooter into a global style icon - and one of the world ’s most enduring symbols of cool. Few can forget the sight of Audrey Hepburn - a runaway princess in the movie Roman Holiday - effortlessly gliding through the streets of Rome on a Vespa with Gregory Peck. Hepburn won an Oscar for the 1953 film - but what most transfixed cinema goers was the sleek Italian machine the pair were riding. “That Oscar should have gone to the other ‘female