Roots of The Flying Burrito Brothers

Dave Dudley was an American country music singer best known for his truck-driving country anthems of the 1960s and 1970s and his somewhat-slurred bass. His signature song was "Six Days on the Road", and he is also remembered for "Vietnam Blues", "Truck Drivin' Son-of-a-Gun", and "Me and Ol' C.B.". His other recordings include a duet with Tom T. Hall, "Day Drinking", and his own top-10 hit, "Fireball Rolled a Seven", supposedly based on the career and death of Edward Glenn "Fireball" Roberts.

Crosby, Stills & Nash (CSN) was a folk rock supergroup composed of the American singer-songwriters David Crosby and Stephen Stills and the English-American singer-songwriter Graham Nash. When joined by the Canadian singer-songwriter Neil Young, they were known as Crosby, Stills, Nash & Young (CSNY). They are noted for their intricate vocal harmonies and lasting influence on American music and culture, their political activism and their tumultuous relationships.

Crosby, Stills & Nash (CSN) was a folk rock supergroup composed of the American singer-songwriters David Crosby and Stephen Stills and the English-American singer-songwriter Graham Nash. When joined by the Canadian singer-songwriter Neil Young, they were known as Crosby, Stills, Nash & Young (CSNY). They are noted for their intricate vocal harmonies and lasting influence on American music and culture, their political activism and their tumultuous relationships.

Alvis Edgar "Buck" Owens Jr. was an American musician, singer, and songwriter. He was the frontman for The Buckaroos, which had 21 No. 1 hits on the Billboard country music chart. He pioneered what came to be called the Bakersfield sound, named in honor of Bakersfield, California, Owens's adopted home and the city from which he drew inspiration for what he preferred to call "American music".

Lawrence Eugene Williams was an American rhythm and blues and rock and roll singer, songwriter, and pianist from New Orleans. He is most notable for writing and recording some rock and roll classics from 1957 to 1959 for Specialty Records, including "Bony Moronie", "Short Fat Fannie", "Slow Down", "Dizzy, Miss Lizzy" (1958), "Bad Boy" and "She Said Yeah" (1959). John Lennon was an admirer, and the Beatles and several other British Invasion groups recorded several of his songs.

The Grateful Dead was an American rock band formed in Palo Alto, California, in 1965. Known for their eclectic style that fused elements of rock, blues, jazz, folk, country, bluegrass, rock and roll, gospel, reggae, and world music with psychedelia, the band is famous for improvisation during their live performances, and for their devoted fan base, known as "Deadheads". According to the musician and writer Lenny Kaye, the music of the Grateful Dead "touches on ground that most other groups don't even know exists". For the range of their influences and the structure of their live performances, the Grateful Dead are considered "the pioneering godfathers of the jam band world".