[SpectralJulianIsNotDead]

Originally Posted by Glice

It's a vocal technique whereby the overtones are emphasised - which means that you can get two (or more) notes at once. It's actually pretty easy to do, but takes quite a bit of practice to get it sounding good. There are lots of different techniques to produce overtones, I can't remember which one I do best, it might by Khoomei. Google it, it's a wonderful thing. Trust.

Cool. Can anyone do it?