French music producer, songwriter, singer and musician Mark Wirtz died at the age of 76 from Pick's disease. He was known in part for the unfinished concept album A Teenage Opera.
French music producer, songwriter and singer Mark Wirtz was born. He became best known for the unfinished concept album A Teenage Opera; the project’s first single, “Excerpt from A Teenage Opera” by Keith West, reached No. 2 on the UK chart in 1967.