A tribute to veteran music producers Kenny Gamble and Leon Huff, developers of what became known as "The Philadelphia Sound" in the 1960s and 1970s. Featured are such artists as The Ojays, The Three Degres, The Delfonics and other singers and groups who recorded hit songs written and produced by Ggmable and Huff for their label Philadlphia-International Records. The special was shot at the Borgata Hotel and Casino in Atlantic City, NJ.