Now in paperback. The QI team returns with a fresh stack of facts to astonish and enlighten. Pigs suffer from anorexia. Wagner always wore pink silk underwear. Lord Kitchener had four spaniels called Shot, Bang, Miss and Damn. The first computer mouse was made of wood. If there are any facts you don't believe, or if you want to know more about them, all the sources can be found on QI's website.