Season 4
episodes
1.Russell Brand, Pamela Anderson, Matthew Morrison, Kevin McHale, Jenna Ushkowitz and Plan B
Jun 20, 2010
2.Katie Price and Alex Reid, James Corden and Enrique Iglesias
Jun 27, 2010
3.Shakira, Louie Spence, Nikki Reed, Kellan Lutz, Ashley Greene, Xavier Samuel and Kelis
Jul 4, 2010
4.Grace Jones, Gok Wan and JLS
Jul 11, 2010
5.Kylie Minogue, John Bishop and Jared Leto
Jul 18, 2010
6.Vic Reeves, Bob Mortimer, Ulrika Jonsson, Joanna Page and Scissor Sisters
Jul 25, 2010
7.Alice Cooper, David Walliams and The Saturdays
Aug 1, 2010
8.Robin Williams, Bobcat Goldthwait, Olly Murs, Jason Manford, Alex Jones, Tinchy Stryder
Aug 8, 2010
9.Ricky Gervais, Stephen Merchant, Minnie Driver, Alexandra Burke
Aug 15, 2010
10.Drew Barrymore, Gary and Danielle Lineker, Phill Jupitus and Goldfrapp
Aug 22, 2010
11.Whoopi Goldberg, Jedward, Kim Cattrall and McFly
Aug 29, 2010
12.Paul O'Grady, Katy Perry, Davina McCall and Brandon Flowers
Sep 5, 2010