Choral Choir (SSAA) - Level 1 - Digital Download SKU: A0.1207031 By Santana Featuring India.arie & Yo-yo Ma. By George Harrison. Arranged by Bernardo Thronicke. 20th Century,Multicultural,Pop,Rock,World. Octavo. 6 pages. BTmusic #805219. Published by BTmusic (A0.1207031). A very nice and easy arrangement of the song While my guitar gently weeps, by The Beatles, for SSAA choir.