The extraordinary story of the stars of Cool Cymru who rose from obscurity to become the pride of the nation when they conquered the world of rock music. Band members and managers like Nicky Wire, Owen Powell and Emyr Glyn Williams tell the inside story of The Manic Street Preachers, Catatonia and Gorky's Zygotic Mynci. Donna Lewis describes how her song I Love You Always Forever made her a star in America. And Bethan Elfyn reveals how quickly she went from being a Cool Cymru fan to a Radio 1 DJ.