'Prince William and Kate Middleton Arrive at Windsor Castle for Prince Philip's Funeral' Prince William and Kate Middleton have arrived at Windsor Castle to attend the funeral of the Duke of Edinburgh. The Duke of Cambridge will play a part in the day's proceedings. William will walk alongside his cousin Peter Phillips in the procession, while Kate will be waiting in the chapel with other members of the Royal Family. #PrinceWilliam #KateMiddleton #WillandKate