Tim Hill

Sixth grader Peter is pretty much the average kid. He likes gaming, hanging with his friends, and his beloved pair of Air Jordans. But when his recently widowed grandfather moves in with Peter's family, the boy is forced to give up his most prized possession of all: his bedroom. Unwilling to let such an injustice stand, Peter devises a series of increasingly elaborate pranks to drive out the interloper, but Grandpa Ed won₂t go without a fight.

Struggling songwriter Dave Seville opens his home to a talented trio of chipmunks named Alvin, Simon, and Theodore. When they become overnight music sensations, a greedy record producer tries to exploit the 'boys.' Now Dave must use a little human ingenuity and a lot of 'munk mischief to get his furry family back before it's too late.