A cappella pop singing...it's the hottest trend in the nation and the ideal challenge for your top high school and collegiate-level singers. Opening with a foreword by Deke Sharon, the book covers every essential topic: forming your ensemble; music selection; rehearsal techniques; sound reinforcement; vocal percussion and much more! Brody McDonald's award-winning ensemble, Eleventh Hour, was the first high school group to appear on NBC's The Sing-Off.