Sir David Attenborough, Cheryl Fernandez-Versini, Mel B, Steve Carell

50 min

Lindsay Lohan, Daniel Radcliffe, Rio Ferdinand, Russell Brand, The Script

50 min

Keira Knightley, Paul Merton, Gareth Thomas, Paul Hollywood, London Grammar

50 min

Frank Skinner, Stanley Tucci, Natalie Dormer, Lily Allen

50 min

Carey Mulligan, Gordon Ramsay, Katherine Jenkins, Michael Palin, Kasabian

50 min

Barry Manilow, James McAvoy, Sarah Millican, Phillip Schofield

50 min

Jeremy Clarkson, Miranda Hart, Martin Freeman, Ella Henderson

50 min

Tulisa Contostavlos, James Corden, Jon Hamm, Keith Lemon, Paloma Faith

50 min

David Walliams, Barbara Windsor, Lewis Hamilton, Jimmy Carr, Ed Sheeran, Idina Menzel

50 min