Terrible two

When master prankster Miles Murphy moves to sleepy Yawnee Valley, he challenges the local mystery prankster in an epic battle of tricks, but soon the two join forces to pull off the biggest prank ever seen.

"School's out, and Miles and Niles are running wild in the woods outside town: climbing trees, exploring caves, and, yes, pranking. But these leafy, lazy days of mischief darken when bully Josh Barkin and his cadets from a nearby kids' boot camp discover the merrymakers--and vow to destroy them"--Provided by publisher.