SYDNEY, AUSTRALIA - APRIL 18:  (NO UK SALES FOR 28 DAYS) Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge pose with a surfboard they were given as they attend a lifesaving event on Manley Beach on April 18, 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 Pool/Samir Hussein/WireImage)