Queen Elizabeth II and Prince Philip, Duke of Edinburgh are joined at Clarence House by their immediate family, The Prince of Wales (L), Princess Anne, The Princess Royal (above C), The Duke of York (TopL) and The Earl of Wessex (TopR). The event was a dinner hosted by Prince Charles and Camilla, Duchess of Cornwall, to celebrate the forthcoming Diamond Wedding Anniversary of the Queen and The Duke, on November 18, 2007.