1. ABBA, Bjorn, Benny, Agnetha, Anni- Frid.
2. Switzerland
3. In 1972, in 1982.
4. Abba became internationally famous when they won the eurovision song contest in 1974 with watrrloo
5. Dancing queen and SOS
6. Pop and disco music
7. Glam rock stage costumes
8. 380 million records.
9. The name Abba came from the initials of their first name. Later on both couples got married.
10. In the few years their music has become popular with the musical film mama Mia.