WELLINGTON, NZ - APRIL 09:  Prince George of Cambridge plays during a Plunket nurse and parents group visit at Government House on April 9, 2014 in Wellington, New Zealand. Plunket is a national not-for-profit organization that provides care for children and families in 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 Marty Melville-Pool/Getty Images)