Hey, thanks for all the help. im gonna try this out:
GTR 1A - Hard Left
GTR 1B - 80% Left
GTR 2A - Hard Right
GTR 2B - 80% Right
GTR 1A (rhythm) - Hard Left
GTR 2A (melody, notes, etc...) - 80% Left
GTR 2B (melody, notes, etc...) - 80% Right
GTR 1B (rhythm) - Hard Right
Another...