Watch HDToday. The fascinating story of Luca Prodan, Italo-Scottish Idol of Argentina's mythical Sumo Rock Band, and innovator of Latin American rock. His past as a pupil in Gordonstoun, Scotland's elitist college. His rebellious adolescence and fatal flirtation with heroin. His London years in the heart of the Punk explosion, and miraculous 're-birth' in dictatorship-ridden Argentina. South America's Ian Curtis... with a twist.