Sandi Toksvig, Richard Osman, Chris & Rosie Ramsey, Omid Djalili, Tim Minchin, Josh Groban, Yungblud

Sandi Toksvig, Richard Osman, Chris and Rosie Ramsey, Omid Djalili, Tim Minchin and Josh Groban join Tim and Simon, with music from Yungblud.