You can get a $2. credit for MP3 songs at Amazon.com. This Amazon promotion is good until Feb. 14th.
Visit Amazon.com's MP3 store. (You can click the banner at the top of this page)
Click on a song- any song you like.
Click on "Redeem a gift card or promotion credit" under "Buy MP3 song with 1-Click" and "Give song as a gift".
A window will pop up. In the "enter a new code" box, type VALDAYMP3S.
Done! Now you can use your credit wherever you like in the Amazon MP3 store