G.Q. is an American disco and R&B band known for their distinctive fusion of funk, soul, and pop. Emerging in the late 1970s, they achieved significant chart success with their platinum-selling single "Disco Nights (Rock Freak)", which is considered a classic of the disco era. The band's core members included Emmanuel Rahiem LeBlanc, Keith Crier, Herb Lane, and Paul Service. G.Q.'s impact on the disco and R&B genres, along with their incorporation of pop elements, played a significant role in shaping the sound and direction of popular music in the late 20th century.