Actually, I edited this out of the movie and posted here, just so I could post it on a friends myspace because of an inside joke. I'm as surprised as you are that it's gotten the attention it has.
The full version can be found on eMule, and is 558MB. Just look for Fool's Fire and it should be the only thing that comes up. I too saw this, only once, a looong time ago and have been looking for it ever since. Thank god for the internet!
Hey, thanks for the info about this song being on iTunes!