 The album featured the 'classic' Mountain lineup of Leslie West (guitar, vocals), Felix Pappalardi (bass, vocals, piano), Corky Laing (drums, percussion) and Steve Knight (keyboards) and followed the West solo album "Mountain" featuring Pappalardi and drummer Norman Smart, released in 1969 and often credited to the band.Produced by Pappalardi, the album reached number 17 on the American "Billboard" 200 albums chart and featured the band's best-known song, "Mississippi Queen".An early rendition of "For Yasgur's Farm" was actually performed at the Woodstock Festival in August 1969 as Who Am I But You And The Sun.