I think I always know the answer to it because after approaching 50 years its pull as the epitome of music ambrosia remains undiminished.
Stiff and serious competition from many quarters including Originals, David Ruffin, Gladys Knight, Temptations, Four Tops as to be expected but to me the best, and therefore my favourite, is.....
Miracles - Tracks of my tears.
I hope to God I never tire of hearing this.