Dons of Disco

In the 1980s, Den Harrow dominated the European pop charts with hits like "Bad Boy" and "Don't Break My Heart." 30 years later, American Tom Hooker makes a startling revelation: he was "the secret voice" behind the project, and frontman Stefano Zandri has been lip-syncing for decades.

But who is the true artist behind Den Harrow: the face or the voice?