Pop superstar Janet Jackson talks about her career, life after Michael, and her new film with Tyler Perry; there's comedy from Marcus Brigstocke; and Monty Python legend Eric Idle drops by to chat and give a special performance of Always Look on the Bright Side of Life.

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.

On Graham's sofa: the legendary Sir Paul McCartney, chatting and performing from his album New; star of Thor 2, heart-throb Chris Hemsworth; Oscar-winning actress Natalie Portman; pop diva Katy Perry; and comedy star James Corden.

Joining Graham on his the virtual sofa this week are pop superstar Katy Perry, American Office star Steve Carell, promoting new Netflix series Space Force, Fifty Shades star Dakota Johnson, starring in romantic comedy The High Note and comedian Alan Carr, talking about his Epic Gameshow series. Plus, featuring a home musical performance from the one and only John Legend.