Who likes free music?  Through the 31st, Amazon is offering a $2 MP3 credit for album purchases via twitter when you follow these directions:

  1. Log in to both your Twitter and Amazon accounts.
  2. Follow @amazonmp3 and @amazondeals. The message "I just got a $2 credit for albums @amazonmp3. Click http://amzn.to/vVZltD to get yours. #hoorayfornewmusic" will automatically tweet from your Twitter account.
  3. You will be given a $2 credit towards an album purchase at Amazon.  This can be used towards any album purchase (many are under $5).

You can get all of the details here.