On June 18, 1967, Buffalo Springfield performed at the iconic Monterey Pop Festival, a pivotal moment in their career following the release of their second album, "Buffalo Springfield Again," which came out in late 1967. This live performance showcased the band at a high point in their creative evolution, as "Buffalo Springfield Again" included renowned tracks like "Mr. Soul" and "Expecting to Fly," highlighting their innovative blend of rock, folk, and country. The festival is often credited with introducing the counterculture movement to mainstream audiences, and Buffalo Springfield's performance contributed to their status as one of the leading groups of the time. Notably, the band featured future superstars Stephen Stills and Neil Young, whose collaboration during this period would shape the sound of rock music in the years to come, making their appearance at Monterey a significant moment in both their careers and the history of music.