Jazz sight reading on the trombone is widely considered one of the most difficult skills in modern brass playing. The slide positions are slower than valves, the partials are unruly, and jazz harmony moves fast. Yet, the best studio trombonists (think JJ Johnson, Carl Fontana, or modern players like Marshall Gilkes) make it look effortless.
Lydian Detour Style: Medium-up swing (straight 8ths possible, but feel the implied triplet swing) Key: Ab Lydian (concert) → shifts to B mixolydian b9 (bar 6) Time: 4/4, with one 2/4 bar jazz sight reading trombone