"Eight Miles High" reached number 14 on the Billboard Hot 100 chart and number 24 in the UK Singles Chart. The song was also included on the band's third album, Fifth Dimension, which was released on July 18, 1966. "Eight Miles High" became the Byrds' third and final U.S. Top 20 hit, and was their last release before the departure of Clark, who was the band's principal songwriter at the time.
