It39s easy to play improv jams. Musicians in your band jam by simply playing their instruments to the beat of a song or by improvising to their heart39s content. Play faster. Play slower. Skip a beat, or throw in 10 more. No matter what you do, Wii Music automatically transforms your improv stylings into great music. There are no mistakesjust playing for the pure joy of playing.Wii controls immerse you in the music. You can play most of the 60 plus instruments in Wii Music using simple motions with the Wii Remote and Nunchuk controllers.