. . "1967Z"^^ . "solo_singer" . . . "Warren Entner (born July 7, 1944 in Boston, Massachusetts) is an American singer, songwriter, organist and guitarist for the rock and roll band, The Grass Roots. He then became a manager for several successful heavy metal/rock groups."@en . . . . "Warren Entner"@en . . "Entner, Warren"@en . "1944Z"^^ . . . . "1944-07-07Z"^^ . . . "American musician" . .