Grooveshark

Free Music Streaming, Online Music.

Grooveshark is the world's largest on-demand music streaming and discovery service. Over 30 million users flock to Grooveshark to listen to their favorite music, create playlists, discover new tunes, and share it all with friends via Facebook, Twitter, social news sites, and more.

So go ahead — try it out! If you have any feedback or questions, we would love to hear them.