ASCOT, ENGLAND - JUNE 18: Prince Philip, Duke of Edinburgh attends Ladies Day on day 3 of Royal Ascot at Ascot Racecourse on June 18, 2015 in Ascot, England. (Photo by Samir Hussein/WireImage)
ASCOT, ENGLAND - JUNE 18: Prince Philip, Duke of Edinburgh attends Ladies Day on day 3 of Royal Ascot at Ascot Racecourse on June 18, 2015 in Ascot, England. (Photo by Samir Hussein/WireImage)