Celso Blues Boy (Rio de Janeiro, January 5, 1956 — Joinville, August 6, 2012) was a Brazilian singer, songwriter and guitarist. His stage name, Blues Boy, is a homage to American singer B.B. King, one of his idols and major influences. His debut album was released in 1984 and includes the song Aumenta que Isso Aí É Rock 'n' Roll. Celso Blues Boy died on August 6, 2012, due to laryngeal cancer.