Ant and Dec host this spectacular event in the presence of Her Majesty the Queen to mark the monarch's 90th birthday. Held in the private grounds of Windsor Castle, the best of British talent joins more than 900 horses and 1,500 participants for this celebration of the Queen's life. Stars taking to the stage include Dame Helen Mirren, Dame Shirley Bassey, Kylie Minogue, Andrea Bocelli, Gary Barlow, Damian Lewis, Jess Glynne, Imelda Staunton, Jim Carter, Alfie Boe, James Blunt, Katherine Jenkins, Beverley Knight, Jennifer Saunders, Alan Titchmarsh and Martin Clunes. Appearing in the arena are The Royal Canadian Mounted Police, Chilean Huasos, Azerbaijani horses and riders and over 100 pipers. The show includes rare archive footage and tells the story of the Queen's remarkable life, from her birth in 1926 - when she never could have thought of being monarch - to a reign which has spanned more than 60 years and has included three jubilees, longer than any other sovereign.