Today only, November 2, 2012, Amazon MP3 Store is offering a FREE song in the form of a $1.29 Amazon MP3 credit. To get this deal, all you have to do is let your Facebook friends know what your favorite party song is. A credit will be automatically added to your account and the next time you purchase a $1.29 song you will it get it for Free. Deal expires November 2, 2012.