Swedish pop group Abba, performs during the the Eurovision Song Contest 1974 on February 09, 1974 in Brighton with their song Waterloo. Abba won the Eurovision Song Contest in England with "Waterloo", this was the beginning of the greatest career in Swedish pop music history. The "Waterloo" LP was released in England and America after many TV appearances. MANDATORY CREDIT AFP PHOTO/SCANPIX SWEDEN-OLLE LINDEBORG (Photo credit should read Olle Lindeborg/AFP via Getty Images)
