Going PostalTerry Pratchett puts his stamp on the thirty third Discworld novel. 'One of the best expressions of his unstoppable flow of comic invention' The Times The Discworld is very much like our own if our own were to consist of a flat planet balanced on the back of four elephants which stand on the back of a giant turtle, that is The post was an old thing, of course, but it was so old that it had magically become new again. Moist von Lipwig is a con artist