KING'S LYNN, ENGLAND - DECEMBER 25:  25:  Catherine, Duchess of Cambridge (R) and Princess Beatrice walk from Sandringham Church after an early Christmas Day service at Sandringham on December 25, 2011 in King's Lynn, England. The Queen and the Duke of Edinburgh traditionally lead the royals in attending a church service at Sandringham Church on Christmas Day. It is the Duchess of Cambridge's first Christmas at Sandringham after her marriage to Prince William, Duke of Cambridge in April of this year. This year the Duke of Edinburgh spent Christmas Eve in Papworth Hospital after having cardiac surgery to fit a stent in his coronary artery.  (Photo by Chris Jackson/Getty Images)