Sam Gibbs and his super-strong tiny buddy, Hamstersaurus Rex, discover a terrifying giant squirrel hiding in the woods behind Horace Hotwater Middle School. But nobody else believes Squirrel Kong is real.

When the bushy-tailed beast crashes through the school after hours and tramples the science lab, innocent Hamstersaurus Rex takes the blame. The principal and everyone else at Horace Hotwater want to send Hammie away to a home for dangerous, troubled small pets. To save his hamster friend, will Sam be able to prove that Squirrel Kong is the true menace

Expect mysterious mutations, deliciously gross snack foods, and an epic battle with the world’s most fearsome squirrel in this outrageously funny second installment in the Hamstersaurus Rex series.