Guitar Hero is a music rhythm video game developed by Harmonix and published by RedOctane for the PlayStation 2 video game console. It is the first entry in the Guitar Hero series. Guitar Hero was released on November 8, 2005 in North America, April 7, 2006 in Europe and June 15, 2006 in Australia. The game's development was a result of collaboration between RedOctane and Harmonix to bring a Guitar Freaks-like game to America.