B-Flat Trumpet Solo - Level 3 - Digital Download SKU: A0.1158682 By Hugh Masekela. By Harry Elston and Philemon Hou. Arranged by P. R. Frederick. Pop. Individual part. 1 pages. P. R. Frederick #758942. Published by P. R. Frederick (A0.1158682). Made famous by trumpeter Hugh Masekela, this song was written by Harry Elston, who was inspired by the many cows he saw from the tour bus when he was riding with Ray Charles' revue. This is the main melody of the tune. No improvisation is included.