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EL ESCORIAL, SPAIN - OCTOBER 07: Cristina de Borbon Dos Sicilias (C) and Victoria de Borbon Dos Sicilias (R) attend the funeral chapel for Carlos de Borbon Dos Sicilias, second cousin of King Juan Carlos, and Duke of Calabria, at el Escorial on October 7, 2015 in El Escorial, Spain. Carlos de Borbon was born in 1938 and attended school with King Juan Carlos, where they become very good friends. He ranked first in the line of succession after the descendants of Don Juan Carlos and Queen Sofia. (Photo by Europa Press/Europa Press via Getty Images)

EL ESCORIAL, SPAIN - OCTOBER 07:  Cristina de Borbon Dos Sicilias (C) and Victoria de Borbon Dos Sicilias (R) attend the funeral chapel for Carlos de Borbon Dos Sicilias, second cousin of King Juan Carlos, and Duke of Calabria, at el Escorial on October 7, 2015 in El Escorial, Spain. Carlos de Borbon was born in 1938 and attended school with King Juan Carlos, where they become very good friends. He ranked first in the line of succession after the descendants of Don Juan Carlos and Queen Sofia.  (Photo by Europa Press/Europa Press via Getty Images)