Pratchett Terry Pratchett 
Shakespeare Codex [PDF ebook] 

Based loosely on The Science of Discworld II: the Globe, Lords & Ladies, and A Midsummer Night’s Dream, The Shakespeare Codex is a new Discworld stage adaptation written to commemorate Terry Pratchett’s life and works.Discworld’s motley band of characters team up and stop the elves taking over our world, make Shakespeare write A Midsummer Night’s Dream … and ensure the potato is discovered! Featuring Ridcully, Rincewind, Granny Weatherwax, Angua, Vetinari, Shakespeare, Queen Elizabeth I (and the Earl of Oxford), this is an unmissable new adventure for Discworld fans.