John Lloyd invites guests Marcus Chown, Shappi Khorsandi and Sir Terry Pratchett to add to the collection. From May 2010.

Prepare to have your synapses twisted into a string theorist's nightmare, as Professor Lloyd and his new curator, the startlingly insightful comedian Jon Richardson, hurriedly throw the dust covers off the Museum's clump of empty plinths for a brand new series of the BBC's most improving comedy panel show.

This week, fantasy novelist Sir Terry Pratchett offers them a Secret And Personal Extra Day Of The Week; cosmologist and author Marcus Chown donates a bizarre but plausible scientific theory of the afterlife known as the Enigma Point; and Shappi Khorsandi has somehow finds herself in a position to offer none other than Charlie Chaplin.