About a guy whose life didn't quite turn out how he wanted it to and wishes he could go back to high school and change it. He wakes up one day and is seventeen again and gets the chance to rewrite his life.
Though it's been some twenty years since they have spoken with one another, two estranged soul-singing legends agree to participate in a reunion performance at the Apollo Theater to honor their recently deceased band leader.
When a meteorite from outer space hits a young girl and turns her into a giant monster, she is taken to a secret government compound where she meets a ragtag group of monsters also rounded up over the years.