Princess Anne, Princess Royal waves off Zara Philips as she eaves Canongate Kirk on the afternoon of her wedding to Mike Tindall on July 30, 2011 in Edinburgh, Scotland. (Photo by Chris Jackson PT/Getty Images)

Reverend Neil Gardner, Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge depart after the Royal wedding of Zara Phillips and Mike Tindall at Canongate Kirk on July 30, 2011 in Edinburgh, Scotland. (Photo by Jeff J Mitchell/Getty Images)

Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge leave Canongate Kirk on the afternoon of the wedding of Mike Tindall and Zara Philips on July 30, 2011 in Edinburgh, Scotland. (Photo by Chris Jackson PT/Getty Images)

England rugby captain Mike Tindall and Zara Phillips are pictured in Holyrood Abbey, Palace of Holyroodhouse after their marriage at Canongate Kirk on July 30, 2011 in Edinburgh, Scotland. (Photo by Zara Phillips and Mike Tindall/ via Getty Images)