Thanks, Zack. I was just wondering if I'm trying to harmonize on the third or the fifth, would playing the harp in the key of that 3rd or 5th work. >>> Zack <zack.pomerleau@xxxxxxxxx> 11/5/2010 11:50 AM >>> Just find the harp that makes it easiest to do. I've heard people do major thirds, majors fifths, etc.