Golden Wedding Anniversary of King Constantine II and Queen Anne-Marie of Greece [Getty Images]

ATHENS, GREECE - SEPTEMBER 18: (L-R) Queen Anne-Marie of Greece, King Constantine II of Greece, Prince Pavlos of Greece, Princess Marie-Chantal of Greece attend private dinner to celebrate the Golden Wedding Anniversary of King Constantine II and Queen Anne Marie of Greece Yacht Club on September 18, 2014 in Athens, Greece. (Photo by Europa Press/Europa Press via Getty Images)

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