Related Clues:
- "Waterloo" singers
- Diplomat Eban
- ''Fernando'' group
- ''Waterloo'' band
- "Mamma Mia!" inspiration
- Biblical father
- "Fernando" band
- Swedish pop quartet
- Pop group with a hit Broadway musical
- ''Super Trouper'' group
- Pop group, forward or backward
- 'Dancing Queen' band
- Swedish supergroup
- 'SOS' band
- 'Waterloo' quartet