WINDSOR, ENGLAND - APRIL 1: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge arrive for the Easter Mattins Service at St. George's Chapel at Windsor Castle on April 1, 2018 in Windsor, England. (Photo by Tolga Akmen - WPA Pool/Getty Images)
WINDSOR, ENGLAND - APRIL 01: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge leave an Easter Service at St George's Chapel on April 1, 2018 in Windsor, England. (Photo by Karwai Tang/WireImage)
WINDSOR, ENGLAND - APRIL 01: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend an Easter Service at St George's Chapel on April 1, 2018 in Windsor, England. (Photo by Karwai Tang/WireImage)
