Hard Texas funk from the renowned San Antonio scene. While Abe Epstein scoured General McMullen Boulevard for West Side brown-eyed soul groups, Mickey Foster and his interracial Soul Generation Band answered Brown's call to head south of the River Walk. Here are a dozen of their most energetic and unconventional instrumentals, a spirited overview of the band from 1969 to 1977, including the hit "Iron Leg." Choose your next sample here.