Nick Hewer, Jenny Eclair and Christian O'Connell join Rhod Gilbert, Greg Davies and Lloyd Langford in the search for answers to some of the world's most intriguing questions.

Germaine Greer, Larry Lamb and Andi Osho join Rhod Gilbert, Greg Davies and Lloyd Langford in the comedic search for answers to some more of the world's most intriguing questions.

Janet Street-Porter, Laurence Llewelyn-Bowen and Andrew Lawrence join Rhod Gilbert, Greg Davies and Lloyd Langford in the comedic search for answers to some more of the world's most intriguing questions.