Related Clues:
- Pop group named for its members' initials
- ''Waterloo'' supergroup
- "Fernando" supergroup
- ''Fernando'' supergroup
- Acronymic band name
- 'The Winner Takes It All' group
- Two-letter pop group
- 'Dancing Queen' foursome
- Quartet with a Stockholm museum
- 'One of Us' pop group
- Palindromic band with the palindromic song 'S.O.S.'
- "SOS" band
- Band with a symmetrical logo
- Either way they're a Swedish group!
- Mamma Mia band