He performed on Guru's 1993 jazz-rap album, "Jazzmatazz, Vol. 1, " and his recordings were sampled on more than 100 hip-hop songs by such performers as Black Moon, Nas, Ludacris and A Tribe Called Quest.

WSJ: Innovative jazz trumpeter Donald Byrd dies at 80

In the 1970s, musicians began mixing flamenco with jazz, rock, blues, rap and other genres.

BBC: I came here to learn flamenco

With 550 ticketed and 200 free shows a year, WCL hosts live music in just about every genre, including jazz, rock, folk and rap (Philly native Queena Marie stopped by in early January 2012).

BBC: Philadelphia��s musical roots

The presentation included a live jazz band performance and spoken word and rap performances by inmates.

FORBES: San Quentin Prisoners Learn Technology, Pitch Startups

The televised presentations target pop, country, urban, rock, and rap categories, leaving the jazz, gospel, classical, Latin and other categories to the pre-show.

CNN: The Grammy show you don't see