Bjrn Ulvaeus and Benny Andersson wrote most of the songs for which pop group?
Infina AB Andersson-Ulvaeus Abba ABBA ABBA (band) List of ABBA tribute bands Infina A.B.A. Agnetha Björn Benny Anni-Frid A.B.B.A. Abba (band) Benny and Bjorn Invest Finans AB ABBA in the United States Festfolket