SingStar is a competitive music video game series developed by London Studio and published by Sony Computer Entertainment for the PlayStation 2 and PlayStation 3 video game consoles. SingStar allows 1–2 people to sing karaoke via microphone peripherals in time with on-screen music. The first game in the series SingStar was released in Europe and Oceania in 2004. As of 2008 over seventy titles in the SingStar series have been released PAL region territories in addition to a small number of releases in North America.