Director: Morgan Neville Starring: Darlene Love, Merry Clayton, Lisa Fischer, Judith Hill, Bruce Springsteen, Sting, Mick Jagger, Bette Midler, Stevie Wonder Running Time: 91 mins Cert: 12A Release date: 28th March 2014 You cannot talk about Twenty Feet From Stardom without mentioning the Oscars, as this documentary about backing singers surprised everyone by walking off…