Blood, Sweat and Tears

Blood, Sweat & Tears is an American jazz rock music group founded in New York City in 1967, noted for combining a brass section with rock band instrumentation. BS&T has gone through numerous iterations with varying personnel and has encompassed a wide range of musical styles. Their sound has merged rock, pop and R&B/soul music with big band jazz.

Biography summary from English Wikipedia, photograph via Wikimedia Commons.