Choral (2-Part choir) SKU: HL.8739751 Houston Children's Chorus Choral Series. Composed by J. Paul Williams and Patti Drennan. Fred Bock Publications. Sacred. Octavo. 12 pages. Fred Bock Music Company #BG2448. Published by Fred Bock Music Company (HL.8739751). UPC: 073999290219. 6.75x10.5 inches. (J. Paul Williams/Patti Drennan) Houston Children's Chorus Choral Series.The story of David and Goliath never gets old. Incorporating the “Play on Your Harp, Little David” theme, J. Paul Williams has teamed with Patti Drennan to create another wonderful rendition. Part of the Houston Children's Chorus series.