Related Clues:
- "Dancing Queen" quartet
- Palindromic music makers
- Agnetha, Bjorn, Benny and Anni-Frid
- 'Chiquitita' quartet
- 'Mamma Mia' pop group
- 'Mamma Mia' quartet
- "Fernando" singers
- Rhymer's scheme, perhaps
- Agnetha's pop group
- Agnetha, Benny, Bjorn and Anni-Frid
- '70s rock superstars
- Bjorn's group
- Self-titled 1975 pop album
- 'Fer-nando' group
- Rubáiyát stanza scheme