MADRID, SPAIN - MARCH 10: King Felipe VI of Spain and Queen Letizia of Spain attend "In Memorian" concert at the National Auditorium on March 10, 2016 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)
MADRID, SPAIN - MARCH 10: King Felipe VI of Spain and Queen Letizia of Spain attend "In Memorian" concert at the National Auditorium on March 10, 2016 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)