SYDNEY, AUSTRALIA - APRIL 16: (NO UK SALES FOR 28 DAYS) Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge pose in front of Sydney Harbour Bridge as they visit the Sydney Opera House on April 16, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Samir Hussein/WireImage)
