Like doo-wop, the earliest era of rap was full of groups and ensembles, many with numbers in their name, who were known for routines in which they passed lyrics between each member and often broke out ...

In the 1950s, vocal groups in American cities began emphasizing harmony and the voice in backing music, building on existing traditions of small-group harmony. From there, a distinctive genre emerged, ...

“Harmony, harmony, harmony — no band, no nothing,” explains Charlie Thomas of the Drifters in director Brent Wilson’s Streetlight Harmonies, a new doc tracing the history of doo-wop (available on VOD) ...