8. Jeremy Clarkson, Alesha Dixon, Steve Coogan, Dame Emma Thompson, Emma Stone, Niall Horan, Anne-Marie

For the final show of the current series, Jonathan is joined by the irrepressible Jeremy Clarkson, BGT judge Alesha Dixon, Alan Partridge himself Steve Coogan, Hollywood stars Dame Emma Thompson and Emma Stone, plus Niall Horan and Anne-Marie, who will be chatting and performing together in the studio.