Jazz Ensemble Jazz Ensemble - Level 5 - Digital Download SKU: A0.1489282 Composed by Raffi Cavoukian. Arranged by Eric Jesteadt. 20th Century,Children,Contemporary,Jazz. 67 pages. Eric Jesteadt #1066135. Published by Eric Jesteadt (A0.1489282). This childhood classic by the esteemed Raffi has been arranged for large jazz ensemble with a female vocalist!Key: Eb Vocal Range: Bb3 to C5 Lead Trumpet to Eb6 (concert) Lead trombone to G4