Share 'Kiva's Auralia Overtone choir sings Pink Floyd's Great Gig in the Sky'

Excerpt of 'The Great Gig in the Sky' arranged & performed by Auralia choir using overtones. Includes explanation of single voices producing 2 pitches at once, how it works in an 'overtone choir' and special notation used. YOU can get involved! http://www.harmonicovertones.com