Clarinet Choir,Woodwind Ensemble Bass Clarinet,E-Flat Clarinet - Level 3 - Digital Download SKU: A0.559883 By David Lanz. By David Lanz. Arranged by Lisa Ochoco. New Age. 17 pages. Lisa L Ochoco #5311623. Published by Lisa L Ochoco (A0.559883). David Lanz is one of my favorite New Age piano composers. As a pianist I've played most of his works, and have always wanted to arrange them as instrumental choir pieces. And here it is; my first instrumental choir piece of one of my favorite David Lanz compositions, Return to the Heart.