LONDON, ENGLAND - FEBRUARY 17:  (SUN NEWSPAPER OUT. MANDATORY CREDIT PHOTO BY DAVE J. HOGAN GETTY IMAGES REQUIRED) Prince Charles, Prince of Wales and Camilla, Duchess of Cornwall attend The Royal Film Performance and World Premiere of 'The Second Best Exotic Marigold Hotel' at Odeon Leicester Square on February 17, 2015 in London, England.  (Photo by Dave J Hogan/Getty Images)