Agnetha Fältskog and Björn Ulvaeus as well as Benny Andersson and Anni-Frid Lyngstad became the Swedish band ABBA in 1972. To this day, the pop group is one of the most successful bands in music ...

From “Dancing Queen” to “Fernando,” “Knowing Me, Knowing You” to “Super Trouper,” the polished pop of ABBA still glistens. In 2013, the quartet allowed Swedish music journalist Jan Gradvall access to ...