All it took was one blistering statement from Buckingham Palace, and Sarah Ferguson's life came crashing down around her. It had taken decades for the former Duchess of York to get back into the innermost rings of the royal circle. After her divorce from Andrew Mountbatten Windsor, she was shunned when her affair with an American businessman emerged in the 1990s, with photos of her boyfriend kissing her toes splashed across the front pages. Her ex-father-in-law, the late Prince Philip , was