The 91-Storey Treehouse is the seventh book of Andy Griffiths and Terry Denton's wacky treehouse adventures, where the laugh-out-loud story is told through a combination of text and fantastic cartoon-style illustrations.

Join Andy and Terry in their now 91-storey spectacular treehouse. They've added thirteen new levels, including the world's most powerful whirlpool, a mashed-potato-and-gravy train and a human pinball machine. Why not try your luck on the spin-and-win prize wheel or hang out in a giant spider web (with a giant spider), or you can always get your fortune told by Madam Know-it-all or eat a submarine sandwich the size of an actual submarine while deciding whether or not to push the big red button . . .

Well, what are you waiting for? Come on up!

Andy Griffiths is Terry's best mate. He is also Australia's number-one children's author. His books, including the popular Treehouse series, have been hugely successful internationally, winning awards and becoming bestsellers in the UK and the USA as well as in his homeland, Australia. Andy thrives on having an audience: he has worked as a high-school teacher, been the lead singer in a rock band and a stand-up comedian. He is a passionate advocate for literacy, has two daughters and lives in Melbourne, Australia.
Terry Denton is Andy's best mate. He is also a bestselling and award-winning writer and illustrator based in Melbourne, Australia. Among other things, he worked on the Horrible Science series. He lives by the beach with his wife and three kids.