MADRID, SPAIN - UNDATED: This handout picture provided by the Royal House Press department on December 13, 2016, shows the personal Christmas card of Their Majesties the King and the Queen, Her Royal Highness the Princess of Asturias and Her Royal Highness the Infanta Don Sofia, taken at the end of November in the Palace of La Zarzuela by the team of Photography of the House of His Majesty the King. (Photo by Casa de S.M. el Rey via Getty Images)