Grand Duke Henri of Luxembourg and Queen Maxima of the Netherlands arrive for a gala dinner at the Royal Palace in Oslo, Norway on May 9, 2017 to mark the 80th Birthday of the King and Queen.  

 / AFP PHOTO / NTB Scanpix / Haakon Mosvold Larsen / Norway OUT        (Photo credit should read HAAKON MOSVOLD LARSEN/AFP/Getty Images)