Björn Ulvaeus

Immersive Mamma Mia! to Be Staged in Stockholm Amusement Park Beer Hall
ABBA fans will have to opportunity to take part in Mamma Mia! the Party while visiting ABBA The Museum across the street.
Mamma Mia! Stars Unveil ABBA Wax Figures at Madame Tussauds
Check out the new statues at the Times Square museum.
Mamma Mia! Cast to Perform With ABBA's Benny Andersson and Björn Ulvaeus at 2014 Olivier Awards
A full list of performers for the annual celebration of London theater has been announced.