Members Of The Royal Family Attend The Passchendaele Commemorations In Belgium [Getty Images]

YPRES, BELGIUM - JULY 31: Catherine, Duchess of Cambridge and Queen Mathilde of Belgium during a ceremony at the Commonwealth War Graves Commisions's Tyne Cot Cemetery on July 31, 2017 in Ypres, Belgium. The commemorations mark the centenary of Passchendaele - The Third Battle of Ypres. (Photo by Chris Jackson/Getty Images)

Getty Images Entertainment Chris Jackson