Karate High School was an American pop punk/post-hardcore band from San Francisco, California, fronted by multi-instrumentalist and producer Paul McGuire. On March 21, 2006 the band released their debut album, Arcade Rock. Karate High School's second album, The League Of Tomorrow, was released on September 4, 2007, which further honed the band's layered, keyboard-driven style of alternative rock. On November 11, 2008, Karate High School announced that they had signed to Eyeball Records, and would release a new record entitled Invaders on May 19, 2009. In early 2010 Paul McGuire announced that he was done producing music under the name Karate High School and has since chosen to go into other studies.