Jimi Hendrix Jimmy James and the Blue Flames, Keith recommended him to Stones manager Andrew Loog Oldham and producer Seymour Stein. They failed to see Hendrix's musical potential, and rejected him. She then referred him to Chas Chandler, who was leaving the Animals and interested in managing and producing artists. Chandler saw the then-unknown Jimi Hendrix play in Cafe Wha?, a Greenwich Village, New York City nightclub. Chandler liked the Billy Roberts song "Hey Joe", and was convinced he could create a hit single with the right artist. Impressed with Hendrix's version of the song, he brought him to London on September
Jimi Hendrix peaked at an estimated 400,000 people, was now reduced to 30–40,000, many of whom had waited to catch a glimpse of Hendrix before leaving during his performance. The festival MC, Chip Monck, introduced the group as "the Jimi Hendrix Experience", but Hendrix clarified: "We decided to change the whole thing around and call it "Gypsy Sun and Rainbows". For short, it's nothin' but a "Band of Gypsys"". Hendrix's performance featured a rendition of the U.S. national anthem, "The Star-Spangled Banner", during which he used copious amounts of amplifier feedback, distortion, and sustain to replicate the sounds made by rockets and