Pump Up the Volume (1990)

Seth Green, Samantha Mathis, Christian Slater, Lin Shaye

Mark is an intelligent but shy teenager who has just moved to Arizona from the East Coast. His parents give him a short-wave radio so he can talk to his pals, but instead he sets up shop as pirate deejay Hard Harry, who becomes a hero to his peers while inspiring the wrath of the local high school p