ABBA

ABBA are the best-selling music act to emerge from Scandinavia and one of the best-selling acts of all time with estimated sales of 385 million records worldwide. The Swedish quartet dominated global pop from 1974-1982, winning Eurovision in 1974 with Waterloo and placing 18 consecutive singles in the UK Top 10. Their Mamma Mia stage musical (1999) has been seen by over 65 million people globally and the 2008 film adaptation grossed $615 million worldwide.