Legacy of Peter, Paul and Mary

Big Brother and the Holding Company are an American rock band that was formed in San Francisco in 1965 as part of the same psychedelic music scene that produced the Grateful Dead, Quicksilver Messenger Service, and Jefferson Airplane. After some initial personnel changes, the band became well known with the lineup of vocalist Janis Joplin, guitarists Sam Andrew and James Gurley, bassist Peter Albin, and drummer Dave Getz. Their second album Cheap Thrills, released in 1968, is considered one of the masterpieces of the psychedelic sound of San Francisco; it reached number one on the Billboard charts, and was ranked number 338 in Rolling Stone's the 500 greatest albums of all time. The album is also listed in the book 1001 Albums You Must Hear Before You Die.

Ian & Sylvia were a Canadian folk and country music duo that consisted of Ian and Sylvia Tyson. They began performing together in 1959, married in 1964, and divorced and stopped performing together in 1975.

Macfarlane Gregory Anthony Mackey, known professionally as Tony McKay and Exuma, was a Bahamian musician, artist, playwright, and author best known for his music that blends folk, rock, carnival, junkanoo, calypso, reggae, and African music stylings.

Charles Michael Kittridge Thompson IV, known professionally as Black Francis and formerly Frank Black, is an American singer, songwriter, and guitarist who is the lead vocalist of the alternative rock band Pixies. Following the band's breakup in 1993, he embarked on a solo career releasing fifteen albums and forming his band, the Catholics. Pixies regrouped in 2004, and he declared his solo career to be over in 2013.

"Happy Xmas (War Is Over)" is a 1971 Christmas song released as a single by the Plastic Ono Band with the Harlem Community Choir. It was the seventh single issued by John Lennon outside his work with the Beatles. The song reached number four in the United Kingdom, where its release was delayed until November 1972, and has periodically returned to the UK Singles Chart, most notably after Lennon's murder in December 1980, when it peaked at number two.