LONDON, ENGLAND - DECEMBER 05: Catherine, Duchess of Cambridge attends the Royal film performance of "Mandela: Long Walk to Freedom" at Odeon Leicester Square on December 5, 2013 in London, England. (Photo by Chris Jackson - WPA Pool/Getty Images)
LONDON, ENGLAND - DECEMBER 05: Catherine, Duchess of Cambridge attends the Royal film performance of "Mandela: Long Walk to Freedom" at Odeon Leicester Square on December 5, 2013 in London, England. (Photo by Chris Jackson - WPA Pool/Getty Images)