Available:
HotBuzz
MyBuzz
Imho, this one may be about as good as it gets.
It's able to appeal to both sides of the equation--artists who want to monetize and keep track of the buzz about themselves... and fans who want a "buzz" high from listening to and connecting with their favorite celebs. It's short, sweet, powerful, edgy, and memorable. Easy to say, easy to spell. 'Nuff said. Man, I hope Eddie, cob, et al. settle for nothing less than this.