Money, Money Money: How the Swedish pop icons made a fortune from brand ABBA as Waterloo turns 50...

On March 6, 1974, the Swedish pop band ABBA won the 19th Eurovision Song Contest with timeless classic 'Waterloo'.
Since then, they've built a multi-billion-pound empire from royalties, a successful Broadway and West End musical to two movies, a Mamma Mia! experience at The O2 in London, a museum, and now a hugely successful first-of-its-kind digital avatar show, 'ABBA Voyage'.
This is how Agnetha, Bjorn, Benny, and Anni-Frid banked a fortune from brand ABBA...