The 1988 concept album Seventh Son Of A Seventh Son is appropriately Iron Maiden's seventh full-length album, their last in a long line of groundbreaking metal albums from the 1980's. Released April 11, 1988. Based in European folklore, the supernatural 8-song set was the band's second to debut at #1 in the U.K. after 1982's The Number of the Beast and produced no less than four Top Ten singles with "Can I Play with Madness," "The Evil That Men Do," "The Clairvoyant," and "Infinite Dreams." Seventh Son Of A Seventh Son marked the end of an era for Iron Maiden, this being their final album with the classic lineup of Harris, Murray, Smith, Dickinson, and McBrain that had remained stable since Piece Of Mind  - Iron Maiden Bulgaria