Piano Solo - Level 3 - Digital Download SKU: A0.1136559 Composed by Gail Fisher, Joe Zawinul, and Vincent Levy. Arranged by Mischa Podstransky. Funk,Jazz. Score. 3 pages. Mischa Podstransky #735056. Published by Mischa Podstransky (A0.1136559). This is a keyboard/piano arrangement of Mercy, Mercy, Mercy suitable for advanced keyboard students (around 4th year of playing). It is to be played without auto accompaniment. There are indications for the sounds that can be used. It includes an improvisational part with scales to use. This piece is designed for educational use (but feel free to use it outside a class room as well :) ).