Royals attending a gala performance of 'A Midsummer Night's Dream' in honor of the Greek Royal Family, (back L-R) Panagiotis Pipinelis (1899 - 1970), Princess Marina, Princess Royal and Foreign Secretary Lord Home, and (front L-R) Prince Philip, Queen Frederika of Greece, Queen Elizabeth II and King Paul of Greece, at the Aldwych Theatre, London, July 11th 1963. (Photo by Central Press/Hulton Archive/Getty Images)
