Emma Watson was the target of a kidnapping plot on the set of her new movie just outside London.<br /> <br />Two studio workers reportedly planned to kidnap or rob the 'Harry Potter' actress but had their plan ruined, by a taxi driver who overheard them plotting the crime.<br /> <br />He told his bosses who sent out the alert and security was then stepped up with a guard posted outside of the 25-year-old star's trailer on the set of the live-action reboot of 'Beauty and the Beast'.<br /> <br />
