Napoleon Murphy Brock is an American singer, saxophonist and flute player who is best known for his work with Frank Zappa in the 1970s, including the albums Apostrophe ('), Roxy & Elsewhere, One Size Fits All, and Bongo Fury. He contributed notable vocal performances to the Zappa songs "Village of the Sun," "Cheepnis," and "Florentine Pogen."

Frank Vincent Zappa was an American musician, composer, and bandleader. In a career spanning more than 30 years, Zappa composed rock, pop, jazz, jazz fusion, orchestral and musique concrète works; he also produced almost all of the 60-plus albums that he released with his band the Mothers of Invention and as a solo artist. His work is characterized by nonconformity, improvisation sound experimentation, musical virtuosity and satire of American culture. Zappa also directed feature-length films and music videos, and designed album covers. He is considered one of the most innovative and stylistically diverse musicians of his generation.