There are at least two artists known as Case. 1) an R&B performer from New York 2) a British Punk/Ska/Oi! band formed originally in the early 1980's, recently re-formed (Summer 2011).
http://www.aintgonnadance.info/case/ 3) rapper, artist, skateboarder and drummer / hip-hop/rap from San Francisco 1) Case Woodard was born in New York City and was signed to Def Soul records. He first started working in the R&B industry as a backup singer, working with big name R&B artists like Usher.

Read more about Case on Last.fm.