The award-winning historical comedy series returns and it's even more horrible, more gory, more ghastly and more hilarious than ever. Based on the best-selling books by Terry Deary, the award-winning Horrible Histories takes a comic look at some of the most fascinating events and characters from history in a funny, entertaining and memorable way. Rattus Rattus returns to investigate historic events and strange facts through a mix of live action sketches and animation.