Emily, 44, is the youngest of Brian's children with ex-wife Chrissie Mullen. The couple also share James, 47 and Louisa, 44.

Among the stars gathered at Shaftesbury Theatre were Live Aid organisers Bob Geldof and Midge Ure, Queen guitarist Brian May, musician Nik Kershaw and actor Vanessa Williams. A Minute With: 'How To ...