What do you think of Just Dance 2 for Nintendo Wii?

According to product info:

* Just Dance 2 contains more accurate movement recognition of the Wii Remote, allowing better dancers to reap the rewards of their superior skill

* A soundtrack made up of over 44 new tracks from classic hits and legendary songs to today’s chart-toppers

* Like its predecessor, Just Dance 2 features iconic dance moves choreographed by real experts to every style of music, including rock, pop, hip hop, R&B, and world beat

* All new social-oriented modes and 8-player support deliver hours of multiplayer fun

* Just Dance 22 is a workout in disguise, keeping you energized and motivated as you dance the calories away.

Has anyone tried Just Dance 2?

Please tell us your thoughts.