Andy and Terry have done it again, pushing their incredible treehouse to a massive sixty-five stories. You can now explore a room completely full of exploding eyeballs, visit the 24-hour lollipop shop, or celebrate in a room where it is always your birthday. But all this amazing new construction comes with a serious problem: the treehouse just failed its official safety inspection. Thanks to one of Terry's classic blunders, the entire place is scheduled to be demolished. Now, you must join the duo as they fire up their brand-new time machine in a desperate attempt to fix the past and save their home. You will travel through a whirlwind of hilarious historical eras, dodging ridiculous new dangers and racing against the clock. This highly illustrated, fast-paced adventure is packed with non-stop comedy and wild, cartoon-style action. Climb on up and prepare for an unforgettable trip through time, proving once again that life in this ever-expanding treehouse is never, ever boring.