Originally Posted by theshieguy
*If you are a player in Australia or another region and "Charlene (I'm Right Behind You)" and "Promised Land" are unavailable to download, you can make a separate U.S. Xbox Live account to download the unavailable songs. The songs will work on your main Xbox Live account for this achievement*
Sorry to bump an old thread, but I can confirm both of these songs are available for Australian Xbox Live members (and are both free):
Charlene (I'm Right Behind You)
I just picked this game up on the cheap, so thanks to theshieguy
for the guide!