Moonlight by Steven Sharp Nelson (the piano guys), inspired by Beethoven. Arranged for trombone quartet by Dale Vail. Performed by the Sydney Trombone Quartet. Sheet Music Available here: https://www.sheetmusicdirect.com/en-US/se/ID_No/1410196/Product.aspx?currency=USD https://www.dalevail.com/the-sydney-trombone-quartet