. "2721.0"^^ . "Fool Metal Jack is the tenth studio album by the Brazilian rock band Os Mutantes. Released on April 30, 2013 by the US-based label Krian Music Group, it is the follow-up to Haih Or Amortecedor, Os Mutantes' first studio album in 35 years."@en . "Fool Metal Jack"@en . . . . . . "2013-04-30Z"^^ . .