Roots of Oh No

Arthur Terence Galt MacDermot was a Canadian-American composer, pianist and writer of musical theater. He won a Grammy Award for the song "African Waltz" in 1961. His most successful musicals were Hair and Two Gentlemen of Verona (1971). MacDermot also composed film soundtracks, jazz and funk albums, and Western classical music. His music has been sampled in numerous hip-hop songs and albums. He is best known for his work on Hair, which produced three number-one singles in 1969: "Aquarius/Let the Sunshine In", "Good Morning Starshine", and the title song "Hair".

Angel Del Villar II, better known by his stage name Homeboy Sandman, is an American rapper from Elmhurst, Queens in New York.

7L & Esoteric (7LES) are an American underground hip-hop duo from Boston, Massachusetts, known for battle rhymes and boom bap production. 7L is the duo's DJ/producer and Esoteric is the MC. 7L & Esoteric are both prominent members of underground hip-hop collectives Army of the Pharaohs and Demigodz, as well as being 2/3 of Czarface along with Wu-Tang Clan member Inspectah Deck.

Emanon is an American musical duo formed in 1995, in Los Angeles, California, composed of rapper and singer-songwriter Aloe Blacc and record producer Exile.