album_presenter.description.discover album_name=The Best Of The Blues Singers, artist_name=Various Artists, records_count=1, countries_count=1, countries=US, media=CD, year_range=1989album_presenter.description.releases album_name=The Best Of The Blues Singers, artist_name=Various Artists, records_count=1, countries_count=1, countries=US, media=CD, year_range=1989album_presenter.description.countries album_name=The Best Of The Blues Singers, artist_name=Various Artists, records_count=1, countries_count=1, countries=US, media=CD, year_range=1989album_presenter.description.media album_name=The Best Of The Blues Singers, artist_name=Various Artists, records_count=1, countries_count=1, countries=US, media=CD, year_range=1989