The Jimi Hendrix Experience produced two thriving albums in the course of 1967, Are You Experienced and Axis: Bold as Love, that innovate each guitar, trio and recording techniques. Spooky Tooth released their second album Spooky Two in March 1969. The album was an critical challenging rock milestone. Gram Parsons with The Byrds introduced the influential LP Sweetheart of the Rodeo in late 1968, forming the basis for region rock.