Richard Herrey

It's five years later and Tony Manero's Saturday Night Fever is still burning. Now he's strutting toward his biggest challenger yet - making it as a dancer on the Broadway stage.

Every year the Swedish entertainment industry is taken over for weeks by a single television show trying to find Sweden's representative at the Eurovision Song Contest. Melodifestivalen has grown into a center around which a large portion of the Swedish music industry revolves and is financed by. Is it really reasonable that so much power is wielded by a single production?

A nostalgia trip back to the 80s when the Herrey brothers created hysteria with their win in Eurovision 1984 with the song Diggi-Loo Diggi-Ley. It's about what it was like to deal with the fans, the press and the sudden celebrity. This year marks 40 years since their breakthrough, and it's time to make new music and get on the stage again.

Rylan Clark-Neal narrates a guide to all things Eurovision and takes a sideways look at the greatest singing contest on the planet. The A-Z of Eurovision features all the disasters, the costume changes and memorable musical moments from 65 years of Eurovision.