The Spinners were the greatest soul group of the early '70s, creating a body of work that defined the lush, seductive sound of Philly soul. Ironically, the band's roots lay in Detroit, where they formed as a doo wop group during the late '50s. Throughout the '60s, the Spinners tried to land a hit by adapting to the shifting fashions of R&B and pop. By the mid-'60s, they had signed with Motown Records, but the label never gave the group much consideration. "It's a Shame" became a hit in 1970, but the label continued to ignore the group, and dropped the band two years later. Uns...