Queen Maxima and King Willem-Alexander (R) with their daughters (FROM L-R) Alexia, Ariane and Amalia celebrate King's Day (Koningsdag), the celebration of the birthday of the king, in Dordrecht, on April 27, 2015. AFP PHOTO / ANP / OLAF KRAAK **NETHERLANDS OUT** (Photo credit should read OLAF KRAAK/AFP/Getty Images)
