LONDON, UNITED KINGDOM - JUNE 08: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Prince William, Duke of Cambridge, Catherine, Duchess of Cambridge, Prince Louis of Cambridge, Prince George of Cambridge, Princess Charlotte of Cambridge, Camilla, Duchess of Cornwall, Prince Charles, Prince of Wales and Queen Elizabeth II watch a flypast from the balcony of Buckingham Palace during Trooping The Colour, the Queen's annual birthday parade, on June 8, 2019 in London, England. The annual ceremony involving over 1400 guardsmen and cavalry, is believed to have first been performed during the reign of King Charles II. The parade marks the official birthday of the Sovereign, although the Queen's actual birthday is on April 21st. (Photo by Max Mumby/Indigo/Getty Images)
Family Royale: William, Catherine, Louis, George, Charlotte, Camilla, Charles und Queen Elizabeth II an der Queen-Geburiparty 2019 (Trooping The Colour) in London.
Max Mumby/Indigo/Getty Images
GLOUCESTER, UNITED KINGDOM - JUNE 10: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Prince George of Cambridge, Catherine, Duchess of Cambridge and Princess Charlotte of Cambridge attend the Maserati Royal Charity Polo Trophy at the Beaufort Polo Club on June 10, 2018 in Gloucester, England. (Photo by Max Mumby/Indigo/Getty Images)
Bist du kitzelig?: Mami Kate mit Charlotte und George an der Royal Charity Polo Trophy im Beaufort Polo Club im Juni 2018. 
Max Mumby/Indigo/Getty Images
COWES, ENGLAND - AUGUST 08: Catherine, Duchess of Cambridge and Princess Charlotte of Cambridge look through a window at the prize giving after the King's Cup regatta on August 8, 2019 in Cowes, England. (Photo by Andrew Matthews - WPA Pool/Getty Images)
Ätsch! Charlotte an der King's Cup Regatta am 8. August 2019 in Cowes, England. 
Andrew Matthews - WPA Pool/Getty Images