When Zack Freeman's crazy butt decides to run away, Zack ends up on a journey across the Great Windy Desert and over the Sea of Butts before descending into the heart of a buttcano to confront the biggest and meanest butt of them all.
Continuing their efforts in the ever-expanding treehouse, Andy and Terry tackle the mystery of their missing publisher, Mr. Bignose, whose disappearance has made completing their next book rather difficult.
"Andy and Terry are once again inviting readers to come hang out with them in their astonishing 39-story treehouse (it used to be 13 stories, then 26 stories, but they keep expanding). And this year they will have even more time to jump on the world's highest trampoline, toast marshmallows in an active volcano, swim in the chocolate waterfall, pet baby dinosaurs, and go head-to-trunk with the Trunkinator, since Terry has created the greatest invention...
Follows the efforts of Andy and Terry to meet a latest book deadline despite numerous distractions in their sophisticated tree house home, including flying cats, giant bananas, and sea monsters pretending to be mermaids.
Readers take a fresh approach to the human body by discovering its functions in terms that don't make their brains explode like water balloons from too much technical jargon! Sixty-eight chapters explain different parts of the body
When Andy develops a severe toothache that prevents him from writing new jokes for their book, Terry uses their fantastical treehouse's money-making machine funds to purchase a Joke Writer 2000, with unexpected results.
"Andy and Terry live in a 117-story treehouse. (It used to be a 104-story treehouse, but it just keeps growing!) It now has a pajama-party room, a water-ski park filled with flesh-eating piranhas, an Underpants Museum, a giant-fighting-robot arena, and the Door of Doom (don't open it or you'll be COMPLETELY and UTTERLY DOOMED!). For as long as Andy and Terry have been writing books together, Andy has always been the narrator and Terry has always been...