Related Clues:
- Palindromic band name
- 'I Have a Dream' group
- "The Winner Takes It All" quartet
- It pays everyone here to exercise in and around where we live in the community
- Swedish rock foursome
- '70s quartet consisting of two married couples
- Inspiration for Broadway's 'Mamma Mia!'
- Inspiration for Broadway's "Mamma Mia!"
- Agnetha, Benny and two others
- "Take a Chance on Me" quartet
- Group featured in 'Mamma Mia!'
- Sailors coming together from different directions made a big thing out of their Waterloo
- Group whose second letter is often written backwards
- It pays everyone here to exercise in and around where we live in community
- Album with the hit "Mamma Mia"