Duke of Sparta (Crown Prince Pavlos) and Princess Marie-Chantal of Greece arrive for a gala dinner at the Operahouse in Oslo on May 10, 2017 in celebration of the 80th bithdays of King Harald of Norway and Queen Sonja of Norway. / AFP PHOTO / NTB scanpix AND NTB Scanpix / Nesvold, Jon Olav / Norway OUT (Photo credit should read NESVOLD, JON OLAV/AFP/Getty Images)
OSLO, NORWAY - MAY 10: Crown Prince Pavlos, and Crown Princess Marie Chantal of Greece, attend a Gala Banquet hosted by The Government at The Opera House as part of the Celebrations of the 80th Birthdays of King Harald and Queen Sonja of Norway. on May 10, 2017 in Oslo, Norway. (Photo by Julian Parker/UK Press via Getty Images)
