There's a monster in the river, a headless horsemen in the drive. And now Granny Aching has gone, there's only young Tiffany Aching left to guard the boundaries.

It's her land. Her duty.

But it's amazing how useful a horde of unruly pictsies can be . . .

This book features in the following series: Discworld Novels, Discworld Series .

There are 320 pages in this book. This book was published 2017 by Random House Children's Publishers UK .

Paul Kidby discovered Terry Pratchett's Discworld in 1993 and since then has devoted his working life to the place. He is the illustrator of THE PRATCHETT PORTFOLIO, TERRY PRATCHETT'S DISCWORLD COLOURING BOOK, the bestsellers THE LAST HERO and THE ART OF DISCWORLD, as well as the Discworld DIARIES, cards, T-shirts, maps, mugs and, of course, the covers. Laura Ellen Anderson graduated from University College Falmouth (England) in 2010. Her fresh, bold, humorous style has instant appeal. She draws in the reader and lets her wild and cute baby animals entertain and illuminate. Terry Pratchett's previous children's titles include Truckers, Diggers, Wings, Only You Can Save Mankind, Johnny and the Dead (which was successfully televised) and Johny and the Bomb, which won a Smarties Prize Silver Medal and was shortlisted for the Guardian Children's Fiction Award. He lives in Wiltshire