sentences:  "Waterloo" swept to victory at the Swedish heats and the group represented Sweden in Brighton for the Eurovision Song Contest 1974.ABBA won the contest and "Waterloo" became not only a massive hit in Europe but all over the world (peaking at No.6 in the US for example).In Sweden, the album had already been released and topped the Swedish album charts for 12 weeks, becoming one of the biggest-selling Swedish albums ever to that point.