“If I'm going to sing like someone else, then I don't need to sing at all.” Billie Holiday
Ok now you have downloaded all sorts of music but what you need more information about the songs you have. You can turn to songfacts. This is a user contributed database of song info. You can search through their listings for the song you want to learn more about. The information is compiled by visitors like you or radio professionals or music enthusiasts. They say they provide you with the album, year the song was released, highest US and UK chart position, and "Songfacts" about each song. Give it a try.