It was attended by the then Prince of Wales (later Charles III); his sons, Prince William and Prince Harry; and his wife, Camilla, then-Duchess of Cornwall; together with Andrew Parker Bowles; Prince Richard, Duke of Gloucester; Birgitte, Duchess of Gloucester; the Prince and Princess of Liechtenstein; Ralph Percy, 12th Duke of Northumberland; Gerald Grosvenor, 6th Duke of Westminster; and Natalia Grosvenor, Duchess of Westminster.