LONDON - JUNE 16: Queen Elizabeth II (L) stands with Camilla, Duchess of Cornwall on the balcony of Buckingham Palace after the Trooping the Colour ceremony on June 16, 2007 in London. Each year the official birthday of Queen Elizabeth II is commemorated with a military parade and march-past of fully trained, operational troops from the Household Division. (Photo by Peter Macdiarmid/Getty Images)
