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SPARTANBURG, SC - OCTOBER 17: (L-R) Duane Allman, Greg Allman and Berry Oakley backstage before the Allman Brothers' performance at the Sitar on October 17, 1970 in Spartanburg, South Carolina. (Photo by Michael Ochs Archives/Getty Images)

SPARTANBURG, SC - OCTOBER 17: (L-R) Duane Allman, Greg Allman and Berry Oakley backstage before the Allman Brothers' performance at the Sitar on October 17, 1970 in Spartanburg, South Carolina. (Photo by Michael Ochs Archives/Getty Images)