It's time for BBC One to slip on its dancing shoes once again, as Sir Bruce Forsyth and Tess Daly bring back the sparkle to Saturday nights.In this special red carpet launch show, 14 brand new stars discover who their professional partners will be for the rest of the competition, plus they all take to the dance floor for the very first time.There's also a very special performance from the Queen of Country herself, Dolly Parton.Let ballroom battle commence.