BUCKLEBURY, BERKSHIRE - DECEMBER 25: Princess Charlotte of Cambridge attends Church on Christmas Day on December 25, 2016 in Bucklebury, Berkshire. (Photo by Samir Hussein/Samir Hussein/WireImage)
OLAND, SWEDEN - JULY 14: Crown Princess Victoria of Sweden and Prince Oscar of Sweden arrives for Birthday celebrations of Crown Princess Victoria of Sweden at Solliden Palace on July 14, 2016 in Oland, Sweden. (Photo by Luca Teuchmann/WireImage)
ROME, ITALY - JULY 05: Princess of Belgium and Archduchess of Austria-Este, Maria-Laura, attend the wedding of Prince Amedeo of Belgium and Elisabetta Maria Rosboch Von Wolkenstein at Basilica Santa Maria in Trastevere on July 5, 2014 in Rome, Italy. (Photo by Elisabetta A. Villa/WireImage)
Stavelot 20 / 04 / 2015 Prince Laurent and Princess Claire attend the exhibition Anne Frank ª * Prince Nicolas - Prince Aymeric (Photo by William Van Hecke/Corbis via Getty Images)
FREDENSBORG, DENMARK - APRIL 01: Prince Felix of Denmark, son of Prince Joachim and former wife Countess Alexandra, at the Fredensborg Palace church after his confirmation on April 1, 2017 in Fredensborg, Denmark. Prince Felix is 14 years old and number 8 in succession to the throne. (Photo by Ole Jensen - Corbis/Corbis via Getty Images)
