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