DUNEDIN, NEW ZEALAND - APRIL 13:  (NO UK SALES FOR 28 DAYS) Catherine, Duchess of Cambridge arrives at Dunedin Airport on April 13, 2014 in Dunedin, New Zealand. 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)