This gripping feature documentary tells the little-known story of ABBA’s struggle against the odds to ditch the post-Eurovision tag of ‘one hit wonder’. Facing protests in Sweden & UK radio bans, ABBA have to find their unique sound before conquering the global charts. But when ABBAmania kicks in, the pressure threatens the relationships at the heart of the band. Told through the timeless hits and stunning archive footage, this film captures the incredible journey that led ABBA to greatness. Watch on BBC iPlayer from 6am on Saturday 4th May and across Europe on the 12 EBU channels.