Lawrence Joseph Elgart (March 20, 1922 – August 29, 2017) was an American jazz bandleader. With his brother Les, he recorded "Bandstand Boogie", the theme to the long-running dance show American Bandstand. == Biography == Elgart was born in 1922 in New London, Connecticut, four years younger than his brother Les, and grew up in Pompton Lakes, New Jersey. Their mother was a concert pianist; their father also played piano, though not professionally. Larry and Les both attended Pompton Lakes... [more on Wikipedia]