High Quality Content by WIKIPEDIA articles! The most famous musical innovaters to come out of Pennsylvania are perhaps the Philly sound in 1970s soul music, Gamble & Huff, The O'Jays, Teddy Pendergrass, Harold Melvin and The Delfonics, as well as jazz legends like Nina Simone and John Coltrane. Philadelphia gave to the musical world diverse singers such as Mario Lanza, Frankie Avalon, Dee Dee Sharp and Fabian. This city is also the birthplace of American Bandstand, and the home of Cameo-Parkway records and the famed Philadelphia Orchestra. Following the American Revolution, Philadelphia became especially renowned for musical development and was the home of the esteemed Alexander Reinagle, John Christopher Moller, Rayner Taylor and Susannah Haswell Rowson. Reinagle became the most influential figure in Philadelphia's musical life, organizing a number of concerts, organizations and musical events. Francis Hopkinson, a signer of the Declaration of Independence, was a notable composer of the period.