The Afro Blues Quintet Plus One was an innovative jazz ensemble active during the 1960s and 1970s. Their style combined elements of Latin, African, and jazz music, distinguishing them in the jazz world. Notable for their use of unusual instruments such as the vibraphone, played by renowned member Joe Harris, the ensemble expanded the boundaries of traditional jazz. Their influential album "Discovery 3" remains a significant example of their unique blend of world music and jazz.