The Du Droppers, The Five Royales, Midnighters, The Jacks, The Five Keys, The Sheppards, The Harptones, The Lamplighters, The Crowns, The Medallions. I could go on.

Golden Classics -
http://www.amazon.com/Golden-Classics-Shep...77679706&sr=1-1

Sunday Kind Of Love -
http://www.amazon.com/Sunday-Kind-Love-Har...77680214&sr=1-8

Nearly forgot the wonderful Falcons:

I Found A Love -
http://www.amazon.com/I-Found-Love-Falcons...77680090&sr=1-2