album_presenter.description.discover album_name=U.S. Metal Vol. IV - Unsung Guitar Heroes, artist_name=Various Artists, records_count=1, countries_count=1, countries=US, media=LP, year_range=1984album_presenter.description.releases album_name=U.S. Metal Vol. IV - Unsung Guitar Heroes, artist_name=Various Artists, records_count=1, countries_count=1, countries=US, media=LP, year_range=1984album_presenter.description.countries album_name=U.S. Metal Vol. IV - Unsung Guitar Heroes, artist_name=Various Artists, records_count=1, countries_count=1, countries=US, media=LP, year_range=1984album_presenter.description.media album_name=U.S. Metal Vol. IV - Unsung Guitar Heroes, artist_name=Various Artists, records_count=1, countries_count=1, countries=US, media=LP, year_range=1984