American bandleader and trumpeter Les Elgart, active from the 1940s through the 1960s, was a significant figure in post-big band era popular music. Along with his brother Larry, he led an orchestra known for its distinctive, polished sound, often characterized by a "swinging but subtle" style that found success with dance music. Their recordings, particularly "Bandstand Boogie," became iconic and helped define a sophisticated, easy-listening jazz sound.