Harp - Digital Download SKU: AX.00-PC-0001359_H Harp. Composed by Dorothy Heyward, Du Bose Heyward, George Gershwin, and Ira Gershwin. Arranged by Mark Hayes. Classical. Part. 2 pages. Alfred Music - Digital Sheet Music #00-PC-0001359_H. Published by Alfred Music - Digital Sheet Music (AX.00-PC-0001359_H). UPC: 038081313269.This classic American song from Porgy and Bess® deserves only the finest choral treatment, and Mark Hayes has certainly given it that, with a rich, lush setting. The piano accompaniment carries the voices on a dramatic journey appropriate to the nature of the piece. A song that every singer should know and will love.