Slade's Christmas carols - Porridge - BBC

The choir of HM Prison Slade are in fine voice but all isn't as it seems as Fletch explains to an inquisitive Godber. Hilarious clip from the 1975 Christmas special starring Ronnie Barker and Richard Beckinsale. Watch more high quality videos on the BBC Worldwide YouTube channel here: www.youtube.com/bbcworldwide