OSLO, NORWAY - MAY 17:  Crown Prince Haakon, and Crown Princess Mette-Marit of Norway, with Princess Ingrid Alexandra, and Prince Sverre Magnus, and Crown Princess Mette-Marit's son Marius Borg Hoiby (R) watch the traditional morning children's parade, at their home, Skaugum, in Asker, near Oslo, on Norway's National Day, on May 17, 2015 in Oslo, Norway.(Photo by Julian Parker/UK Press via Getty Images)