Abba stars give first performance together in 30 years
The four members of Abba have appeared together in Sweden, and surprised fans with an impromptu singalong. The stars gathered on Sunday at a private party to celebrate the 50-year partnership between songwriters Bjorn Ulvaeus and Benny Andersson.
ABBA reunite for 50th anniversary performance
ABBA reunite after more than 30 years to celebrate 50th anniversary of fateful meeting
Abba have sung together for their first performance in 30 years