The Power of Two Jazz Clarinet Duets with MP3s by Doug Beach and George Shutack. Kendor Music Inc., 2015, SS, 24 pages (score format). These 12 easy-medium level (US grade 2-4) jazz duets include a variety of styles, tempos and harmonic progressions and can all be performed with the accompanying rhythm section MP3 tracks. The duets are mostly in close harmony and include chord changes. The parts are fully interchangeable among the various instrument editions. There are 4 downloadable MP3 tracks for each duet: an individual can play either duet part while the MP3 plays the other part; two players can practice playing both parts along with the rhythm-section-only tracks; and a player can also work on improvisation skills by playing along with the rhythm-section-only tracks. A full performance track is also included for listening purposes (C2312)