In this week's edition of the chat show, Jonathan is joined by multi-award-winning singer and actress Demi Lovato, Doc Martin star Martin Clunes, presenter Holly Willoughby and chart-topping X Factor winner James Arthur.

The Jonathan Ross Show Season 12 Episodes...

• s12e01 - Harry Styles, Suranne Jones, Mo Farah, John Bishop
• s12e02 - Rag'n'Bone Man, Natalie Dormer, Jack Dee
• s12e03 - Paul Hollywood, Noel Fielding, Jeff Bridges, Julianne Moore, Taron Egerton, Halle Berry, Craig David
• s12e04 - Mel Brooks, Lewis Hamilton, Russell Brand, Paloma Faith
• s12e05 - Demi Lovato, Martin Clunes, Holly Willoughby and James Arthur
• s12e06 - Kit Harington, Sue Perkins, Mary J. Blige, Rob Beckett, Dua Lipa
• s12e07 - Vince Vaughn, Stormzy, Jamie Bell, Annette Bening, Bradley Walsh, Jamie Lawson
• s12e08 - Ed Sheeran, Gordon Ramsay, Russell Howard, Rita Ora
• s12e09 - Tina Turner, Katherine Ryan, Clare Balding, Andrew Garfield, Plan B
• s12e10 - Jodie Foster, David Walliams, Roisin Conaty, Debbie Harry
• s12e11 - Grace Jones, Nicole Scherzinger, Micky Flanagan, Stormzy
• s12e12 - Peter Kay, Luke Evans, Sheridan Smith, Iain Stirling, The Smiths

The Jonathan Ross Show Show Summary

The Jonathan Ross Show is a weekly talk show broadcast on ITV1. The show sees the popular host talking to different celebrity guests each week.