Five Movement Challenging Contemporary Piece Composed for Roger Heaton. PERFORMANCE NOTES Quarter Tone up. Quarter Tone Down. Rapid Vibrato (lip or Diaphragm) Lip Vibrato. Vibrato Quasi Gliss. Rough, breath, growl, play note, sing and let air escape simultaneously. ( End of “Mood” two ) Tone-less ( End of “Mood” Three ) All five “Moods” should be played freely with a general observance of bar durations and rhythm suggestions.