Where to buy the original version of My City from Platinum Hit?

Okay so I LOVE the original version of the song: My City from the
first episode of Platinum Hit, found here:
http://www.youtube.com/watch?v=0kCMcSvuw8w
Amazon and iTunes has the studio version :
http://www.youtube.com/watch?v=X7p0mdpHJYwfeature=related
which I totally hate. I've been searching for a while, but can't find
anywhere to get the song! Help?