Now in its fourth year, our Christmas shows are becoming an institution. Curator Robin Ince explains the origins of our yuletide rationalist romp, and past performers Ricky Gervais, Simon Singh, Richard Herring, Natalie Haynes and Ben Goldacre with some seasonally inappropriate winterval witterings
When Robin Ince was invited onto TV to debate the "de-Christianisation" of Christmas, the flawed arguments of Vanessa Feltz and Stephen Green were enough to leave him foaming at the mouth