Originally Posted by: magicninjaI think pure is right on this one actually. Just go along the low E until you find a tonic and then try a scale you know.

alright, I'll give it a try in a bit, but, did you have your opening chord use the tonic?

my (very) rough guess, was you used at least C, B, and A powerchords.. possibly C#, I wasn't really trying very hard to figure it out then though. a C major scale seemed to fit OK, but not perfectly.