Karaoke Revolution Party for the Microsoft Xbox is a music rhythm game developed by Harmonix and published by Konami. As a part of the Karaoke Revolution series, it allows players to sing along to a wide range of hit songs while being scored on their pitch and timing. The game features multiple modes, including duet, battle, and practice, with a built-in mechanism to judge performances. Boasting a diverse tracklist and the ability to customize avatars, it provides an interactive and engaging party experience, making it a fun choice for social gatherings and solo play alike.