Trombone Solo - Level 3 - Digital Download SKU: A0.903019 By Disclosure. By Guy Lawrence, Howard Lawrence, James Napier, and Samuel Frederick Smith. Arranged by Matt Luff. Contemporary. Individual part. 2 pages. Matt Luff #6702411. Published by Matt Luff (A0.903019). Plays along perfectly with the original recording. Turn the speaker up, jump in and have some fun with this one!