A method for use with a musical instrument includes receiving a signal representative of a sound produced by the musical instrument, receiving a selection of an audio effect from a wireless controller, applying the audio effect to the signal representative of a sound produced by the musical instrument, and providing an output signal representative of the audio effect applied to the sound produced by the musical instrument. Other methods include causing an image to be responsive to a signal representative of motions of the musical instrument, and causing an image to be responsive to a signal representative of sound produced by the musical instrument. A computer readable storage medium may store a computer program adapted to cause a processor based system to execute the steps of any one or more of these methods.