*HOT* Amazon: FREE $3 MP3 Credit! November 22, 2010 by Jennie The links in the post below may be affiliate links. Read the full disclosure.Print Email Amazon is offering another FREE $3 MP3 credit! To get this credit just go HERE and enter the code GET3MP3S. After that, you can go HERE to select and download the MP3s of your choice! This offer is valid through November 29th. I don’t know about you, but I’m planning to snag some Christmas music!