In the fifth installment of this favored horror franchise, the bloodthirsty Irish gnome invades the world of hip-hop. As Stray Bullet, Butch, and Postmaster P try to fund their demo album, they unwittingly ends up with the secret of Mack Daddy's success: a magical flute. Now the three must face the anger of an enraged Mack Daddy, as well as his dreadful ally: the Leprechaun.