Horrible Histories: Gory Games is a television quiz and game show co-produced by Citrus Television and Lion Television for the BBC. It is a spin-off of the Horrible Histories TV show. The first series began on 30 May 2011. The show is hosted by Come Dine With Me host Dave Lamb and Rattus Rattus, the Horrible Histories rat puppet. The show revolves around "horrible facts". Author of the Horrible Histories book series, Terry Deary, sometimes makes guest appearances on the show in the form of a monk.