Chessmaster is a chess-playing computer game series which is now owned and developed by Ubisoft. It is the best-selling chess franchise in history, with more than five million units sold as of 2002. (from https://en.wikipedia.org/wiki/Chessmaster_9000)

Just Dance 4 features more than 40 new tracks, ranging from chart-topping Billboard hits to classic dance party tracks. Whether it’s pop, Hip-Hop, rock, R&B, country or funk, there is something for everyone to dance to.