Roots of Quincy Jones

Charles Jeremy "Chaz" Jankel is an English musician and songwriter. In a music career spanning more than 50 years, he came to prominence in the late 1970s as the guitarist and keyboardist of the rock band Ian Dury and the Blockheads. With Dury, Jankel co-wrote some of the band's best-known songs including "Sex & Drugs & Rock & Roll", "Hit Me with Your Rhythm Stick" and "Reasons to Be Cheerful, Part 3".

Joey Dosik is an American singer, songwriter, and multi-instrumentalist based in Los Angeles, California. He is known for being a recurring saxophonist, keyboardist, and occasional vocalist of the funk band Vulfpeck. His most recent album, The Nostalgiac, was released in 2023.

John Alfred Mandel was an American composer, multi-instrumentalist, and arranger of popular songs, film music and jazz. The musicians he worked with include Count Basie, Frank Sinatra, Peggy Lee, Anita O'Day, Barbra Streisand, Tony Bennett, Diane Schuur and Shirley Horn. He won five Grammy Awards, from 17 total nominations; his first nomination was for his debut film score for the multi-nominated 1958 film I Want to Live!. In 2011, he was named a Jazz Master by the National Endowment for the Arts.