Roots of The Stone Poneys

Odetta Holmes, known mononymously as Odetta, was an American singer, songwriter, and actress. Referred to as "The Voice of the Civil Rights Movement", her musical repertoire consisted largely of American folk music, blues, jazz, and spirituals.

The Chambers Brothers are an American psychedelic soul band, best known for their eleven-minute 1968 psychedelic soul hit "Time Has Come Today". The group was part of the wave of new music that integrated American blues and gospel traditions with modern psychedelic and rock elements. Their music has been kept alive through frequent use in film soundtracks. There were four brothers, though other musicians were also in the group.

The Paul Butterfield Blues Band was an American blues and blues-rock band from Chicago. Formed in the summer of 1963, the group originally featured eponymous vocalist and harmonicist Paul Butterfield, guitarist Elvin Bishop, bassist Jerome Arnold, and drummer Sam Lay. The band added guitarist Mike Bloomfield and keyboardist Mark Naftalin before recording their self-titled debut album, which was released in October 1965. The founding sextet were inducted into the Rock and Roll Hall of Fame in 2015, along with Billy Davenport, their drummer on their second album, East-West.

Timothy Charles Buckley III was an American musician. He began his career based in folk rock, but subsequently experimented with genres such as psychedelia, jazz, the avant-garde, and funk.