Related Clues:
- Group with Benny and Bjorn
- "Mamma Mia!" group
- Quartet named for its members
- Palindromic Swedish icons
- ''Take a Chance on Me'' singers
- ''SOS'' group
- Swedish quartet
- Israeli diplomat Eban
- "SOS" pop group
- Benny and three others
- ''Fernando'' singers
- Mamma Mia quartet
- 'Take a Chance on Me' singers
- "Waterloo" group
- Pop music acronym