Gastr del Sol was the most prominent vehicle of indie-rock stalwart David Grubbs, a former member of Squirrel Bait, Slint, and Bastro. With Gastr del Sol, the Louisville, KY-born vocalist/guitarist/pianist's evolution from conventional rock music into more intricate and sophisticated tone patterns became complete; debuting with the 1993 EP The Serpentine Similar, the group ? a shifting aggregate of talents which initially inclued bassist Bundy K. Brown and drummer John McEntire ? began exploring their new approach, taking off from often improvisational performances to embark on highly idiosyncratic sonic adventures. With the single