Season 4
Episodes
1 Jeremy Piven, David Tennant, Sarah Millican, Phil Taylor and Jake Bugg Jan 5, 2013 2 Jamie Foxx, Paloma Faith, Micky Flanagan and Biffy Clyro Jan 12, 2013 3 Jo Brand, Kimberley Walsh, Madness Jan 19, 2013 4 Jools Holland, Rose Byrne, Adam Hills, Alicia Keys Jan 26, 2013 5 Sir David Attenborough, Eddie Izzard, Russell Brand, Dolph Lundgren, Pulp Feb 2, 2013 6 John C Reilly, Hayley Atwell, Hurts Feb 9, 2013 7 Ant and Dec, Tim Roth, Ke$ha Feb 16, 2013 8 Justin Timberlake, Joss Stone, Jason Manford, Tom Odell Feb 23, 2013 9 Olga Kurylenko, Carol Vorderman, Jack Whitehall, Bruno Mars Mar 2, 2013 10 Olivia Newton-John, Keith Lemon, Nicole Scherzinger Mar 9, 2013 11 Matt Smith, Ruth Jones, Stereophonics Mar 16, 2013 12 Danny Boyle, Nicholas Hoult, Ian McShane, Bobby Womack, Damon Albarn Mar 23, 2013 13 James Nesbitt, Warwick Davis, Jourdan Dunn, Depeche Mode Mar 30, 2013 14 Sir Ben Kingsley, Audrey Tautou, Carl Froch, Alt-J Apr 6, 2013 15 Cast of Made in Chelsea, Suede, Martin and Gary Kemp, Julian Clary Apr 13, 2013 16 Steve Coogan, Saoirse Ronan, will.i.am Apr 20, 2013 17 Russell Tovey, Peter Andre, Rudimental Apr 27, 2013 18 Zachary Quinto, Zoe Saldana, The Illusionists, Thom York May 4, 2013 19 Jamie and Louise Redknapp, Yoko Ono, Vin Diesel, The Illusionists May 11, 2013 20 Gemma Arterton, Lee Evans, Philip Glenister, Marc Warren, Max Beesley, Primal Scream May 18, 2013