System of a Down at Cidade do Rock, Rio de Janeiro, Brazil on September 24, 2015. Setist: I-E-A-I-A-I-O / Suite-Pee (Incomplete) / Attack / Prison Song / Know / Aerials / Soldier Side - Intro / B.Y.O.B. / Soil / Darts / Radio/Video / Hypnotize / Temper / CUBErt / Needles / Deer Dance / Bounce / Suggestions / Psycho / Chop Suey! / Lonely Day / Question! / Lost in Hollywood / Vicinity of Obscenity / Forest / Cigaro / Toxicity (with Chino Moreno) / Sugar

The Grammy-winning lead singer of System of a Down, Serj Tankian helps to awaken a political revolution on the other side of the world, inspiring Armenia's struggle for democracy through his music and message.

System Of A Down exploded onto the music scene in 1998 with an irrepressible sound, confounding all preconceptions and redefining expectations of hard rock. But where did the band come from, what did it take to make them famous and what are the real inspirations behind the music? 'Psycho Messiahs' takes you on a journey into the unknown, revealing the amazing story behind these unique and elusive prophets of sound.