E1 - Cate Blanchett, Ewan McGregor, Michael Sheen, Matt Lucas, Keane

Aired: April 13, 2012

Graham is joined by Oscar-winning actress Cate Blanchett, Hollywood star Ewan McGregor, actor Michael Sheen and Little Britain star Matt Lucas, plus there's music from Keane.

E2 - Mark Ruffalo, Nicki Minaj, John Bishop, Rufus Wainwright

Aired: April 20, 2012

Graham is joined by Hollywood star Mark Ruffalo, glamorous rapper Nicki Minaj, funnyman and Sport Relief hero John Bishop and Rufus Wainwright, who performs his new single.

E3 - Zac Efron, Matt LeBlanc, Lee Mack, Marina and the Diamonds

Aired: April 27, 2012

Graham is joined by Hollywood superstar Zac Efron, everybody's favourite Friend Matt LeBlanc and funnyman Lee Mack. Plus Marina and the Diamonds performs her new single Primadonna.

E4 - Julie Walters, Didier Drogba, Simon Amstell, Jessie J

Aired: May 04, 2012

The award-winning host continues his anarchic talk show. He is joined by actress Julie Walters, footballer Didier Drogba, comedian Simon Amstell and The Voice UK star Jessie J.

E5 - Kristen Stewart, Chris Rock, Stephen Mangan, Engelbert Humperdinck

Aired: May 11, 2012

The award-winning host is joined by Twilight star Kristen Stewart, US comedy superstar Chris Rock, comic actor Stephen Mangan and singer Engelbert Humperdinck.

E6 - Will Smith, Gary Barlow, Sir Tom Jones

Aired: May 18, 2012

The award-winning host continues his anarchic talk show. He is joined by Hollywood star Will Smith, Take That's Gary Barlow and music legend Sir Tom Jones.

E7 - Sir David Attenborough, Cameron Diaz, Kathy Burke, The Scissor Sisters

Aired: May 25, 2012

The award-winning host continues his anarchic talk show. He is joined by Sir David Attenborough, Hollywood star Cameron Diaz, British actress and director Kathy Burke, and The Scissor Sisters.

E8 - Jon Hamm, Charlize Theron, Steve Coogan

Aired: June 01, 2012

The award-winning host continues his anarchic talk show. He is joined by Mad Men's Don Draper himself, Jon Hamm; actress Charlize Theron; and Alan Partridge alter-ego Steve Coogan.

E9 - Katy Perry, Ross Noble, Cheryl Cole

Aired: June 08, 2012

The award-winning host continues his anarchic talk show. He is joined by America's pop queen, Katy Perry; comedian Ross Noble; and national sweetheart Cheryl Cole.

E10 - Emily Blunt, Russell Brand, Paloma Faith

Aired: June 15, 2012

Graham is joined by actor and comedian Russell Brand, actress Emily Blunt, who talks about new film The Five Year Engagement, and Paloma Faith, who performs Picking up the Pieces.

E11 - will.i.am, Greg Davies, Miriam Margolyes, Adam Lambert

Aired: June 22, 2012

Joining Graham on the sofa are Black Eyed Peas and Voice UK star will.i.am; comedian and Inbetweeners star Greg Davies; veteran actress Miriam Margolyes; and singer Adam Lambert, who performs Never Close Our Eyes.

E12 - Danny DeVito, Rhod Gilbert, Charlotte Church, Fun

Aired: June 29, 2012

Joining Graham on the sofa are Hollywood legend Danny DeVito, Welsh comic Rhod Gilbert, singing star Charlotte Church and musical act fun.

E13 - Compilation

Aired: July 06, 2012