We are family! Grandfather-and-granddaughter double act wow the judges on Britain's Got Talent

By LIZ THOMAS Double act: Ted, 92, and his 21-year-old granddaughter Grace are the stars of the show with their double actWith a 70-year age gap they are perhaps the most unlikely of musical duos.But 92-year-old singer Ted and his 21-year-old granddaughter are set to steal the show tonight. The pair have developed a singing double act that plays to both their strengths in a bid to appeal across