By the early 1950s, in cities like Chicago, Philadelphia, Baltimore and (especially) New York, doo wop groups were practicing on lamplit street corners, on the porches in front of apartments ...

New York, Chicago, Philadelphia, and Detroit, just to name a few. Harmonic, the doo-wop sound was catchy, fun, and beautiful all at the same time. It was a precursor to rock ‘n’ roll ...