Hell on Earth (2010)

Seventeen year old Bobby, walks with the help of metal leg braces and lives with his nasty parents and repulsive sister, Peggy. He plays with imaginary friends provided by the mysterious and ancient Apocryphal Book of Tarkuhm provided by his eccentric and somewhat crazy Aunt Sadie. What he does not know is that the monsters and demons are only biding their time until the planets are aligned and they can get him to read the passage freeing their master from the Hell of another universe.