Blood, Sweat & Tears is an American jazz-rock band formed in 1967 in New York City. Known for blending rock, jazz, and blues with a horn section, the band became one of the pioneers of jazz fusion in the late 1960s and early 1970s. They achieved major commercial success with their self-titled second album and are recognized for their innovative sound and musical versatility. Over the years, the group has seen numerous lineup changes but remains a notable name in American rock history.