Tonight on BBC 4, 9.45pm. Link.
A non-religious Christmas celebration of comedy, science and music recorded live at London's Hammersmith Apollo in December 2009. Stand-up comedian and humanist Robin Ince is joined by a host of leading lights from the world of science, including Richard Dawkins, Brian Cox, Simon Singh and Ben Goldacre, as well as musicians and top comedians from Mark Steel to Shappi Khorsandi.
Full line up:
Robin Ince, Richard Dawkins, Brian Cox, Mark Steel, Richard Herring, Shappi Khorsandi, Ben Goldacre, Simon Singh, Barry Cryer and Ronnie Golden, Robyn Hitchcock, Jim Bob and Baba Brinkman.