MADRID, SPAIN - MARCH 06: Princess Elena attends the Princess Margarita's 78th birthday. Princess Margarita is the sister of King Juan Carlos on March 6, 2017 in Madrid, Spain. (Photo by Europa Press/Europa Press via Getty Images)
MADRID, SPAIN - MARCH 06: Princess Elena attends the Princess Margarita's 78th birthday. Princess Margarita is the sister of King Juan Carlos on March 6, 2017 in Madrid, Spain. (Photo by Europa Press/Europa Press via Getty Images)
MADRID, SPAIN - MARCH 06: Princess Elena attends the Princess Margarita's 78th birthday. Princess Margarita is the sister of King Juan Carlos on March 6, 2017 in Madrid, Spain. (Photo by Europa Press/Europa Press via Getty Images)
MADRID, SPAIN - MARCH 06: Princess Elena attends the Princess Margarita's 78th birthday. Princess Margarita is the sister of King Juan Carlos on March 6, 2017 in Madrid, Spain. (Photo by Europa Press/Europa Press via Getty Images)
MADRID, SPAIN - MARCH 06: Princess Elena attends the Princess Margarita's 78th birthday. Princess Margarita is the sister of King Juan Carlos on March 6, 2017 in Madrid, Spain. (Photo by Europa Press/Europa Press via Getty Images)
