More than 200 current and former kings and queens, shipping magnates, politicians, businessmen and media owners attended the reception organized by the Greek royal couple to celebrate the 50th anniversary of their wedding. Constantine and his wife Anne-Marie received their high-standing guests and accepted their wishes at the Marine Club of Piraeus. Constantine’s two sisters, namely Queen Sofia of Spain and Princess Irene had arrived for the occasion as well as Sofia’s daughters Elena and Cristina. Of course, the five children of the former Greek King and his wife and their grandchildren attended the event as well.