Sir Elton John, who wrote the music, was joined by Deputy Prime Minister John Prescott and wife Pauline, Hugh Grant and Jemima Khan, Liz Hurley - who blew a kiss to her ex - Chris Evans, Bob Geldof, Natasha Kaplinsky, Neil Tennant, Donna Air and Damian Aspinall, Patrick Cox, Kirsty Young, Ian Rankin, Gordon Ramsay, and the original Billy Elliot, Jamie Bell.