By 1966 Donovan had evolved beyond his initial folk troubadour style and fully embraced the budding ""flower power"" movement. Finding inspiration in jazz, blues, world music and West Coast U.S. rock, he partnered with top UK producer Mickie Most and arranger John Cameron to capture the sound he was pursuing in his mind. Their first collaboration, the ""Sunshine Superman"" single, was a smashing success, reaching #1 on the U.S. charts and establishing Donovan as a major pop star. Containing a prominent psychedelic vibe and featuring exotic instrumentation like sitar and tablas, it foreshadowed the Summer of Love zeitgeist by a full year. Recorded at EMI Studios London, it also featured session guitarist and soon-to-be Yardbirds/Led Zeppelin member Jimmy Page.Upon signing with Epic Records in the U.S., Donovan, Most and Cameron traveled to Los Angeles to continue recording at CBS Studios. The subject matter of the songs ran the gamut, reflecting Donovan's interests and influencesThe Fat Angel