Choral Choir (TTBB) - Level 3 - Digital Download SKU: A0.967125 By The Hilltoppers. By Gordon Jenkins. Arranged by Robert Rund. A Cappella. Octavo. 5 pages. Robert Rund #5854199. Published by Robert Rund (A0.967125). This male acapella arrangement is written in the barbershop style and as a bass solo. Sung and recorded by International Barbershop Quartet, GOTCHA!