Britney. is a place to share, publish and vote for free music and related news.
Drigg is a powerful Drupal module written by Tony Mobily, that allows you to promote stories automatically based on your users' votes. Unlike other Drupal solutions, you can do this with just one module!
This module adds a Digg this button to your nodes.
"digg for music with creative commons license"
slashdot experimentiert mit digg-like-voting
Screencast that provides a 12 minutes overview of the Digg this and Service links modules.