KING'S LYNN, ENGLAND - JANUARY 08: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend St Mary Magdalene Church at Sandringham on January 8, 2017 in King's Lynn, England. (Photo by Mark Cuthbert/UK Press via Getty Images)
KING'S LYNN, ENGLAND - JANUARY 08: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend St Mary Magdalene Church at Sandringham on January 8, 2017 in King's Lynn, England. (Photo by Mark Cuthbert/UK Press via Getty Images)