ZWOLLE, NETHERLANDS - APRIL 27: Prince Floris of The Netherlands, Prince Constantijn of The Netherlands and Princess Laurentien of The Netherlands attend the celebrations during King's Day (Koningsdag), the celebration of the birthday of the Dutch King, on April 27, 2016 in Zwolle, Netherlands. Parties and concerts are held across the Netherlands as members of the Dutch royal family oversee festivities. (Photo by Andreas Rentz/Getty Images)
