Microsoft is offer School of Rock in HD as a Rental for FREE (regularly $2.99) for a limited time. Deal ends August 4, 2016.

Jack Black stars as a hell-raising guitarist with delusions of grandeur. Kicked out of his band and desperate for work, he impersonates a substitute teacher and turns a class of fifth grade high-achievers into high-voltage rock and rollers. Joan Cusack portrays the principal of the private school where Black is prepping the kids for a Battle of the Bands.