"They say it's foolhardy to wait more than 40 years between albums, so we've recorded a follow-up to 'The Visitors.'" ABBA, from left, Anni-Frid Lyngstad, Agnetha Foltskog, Benny Andersson and Bjorn ...
In this June 14, 1974, file photo, members of the Swedish pop group ABBA, Benny Andersson, back left, Bjorn Ulvaeus, back right, Anni-Frid Lyngstad, front left, and Agnetha Faltskog, are shown.