SOFIA, BULGARIA - JUNE 15: King Simeon of Bulgaria, Queen Margarita of Bulgaria and Princess Marie-Louise of Bulgaria attend the 80th Birthday of King Simeon of Bulgaria on June 15, 2017 in Sofia, Bulgaria. (Photo by Luc Castel/GettyImages)
SOFIA, BULGARIA - JUNE 15: King Simeon of Bulgaria, Queen Margarita of Bulgaria and Princess Marie-Louise of Bulgaria attend the 80th Birthday of King Simeon of Bulgaria on June 15, 2017 in Sofia, Bulgaria. (Photo by Luc Castel/GettyImages)