For the first time ever, Robert Callender performs his 1968 underground gem Rainbow live on stage. Backed by strings, sitar, tabla, and a full ensemble, Rainbow: The Anniversary Concert breathes new life into one of psychedelic rock's most intriguing cult albums. This LP edition features the live performance of the original Rainbow song cycle, pressed to vinyl with an insert including notes by producer Chaim O'Brien-Blumenthal and fresh reflections from Callender. A long-awaited document for fans of raga rock, cosmic folk, and psychedelic seekers everywhere.