Related Clues:

• Millennium, at the beginning and end?
• Group whose logo is a mirror ambigram
• 26-Down group
• Half a mammal?
• “Fernando” group
• 911 call respondents
• 'The Winner Takes It All' band
• Swedish pop group with the 2021 album 'Voyage'
• Swedish pop group with the 2021 album "Voyage"
• 'Mamma Mia!' pop group
• "Mamma Mia!" pop group
• Group using rhymes in Petrarchan sonnet
• Group with the tribute band Björn Again
• Myanmar has two of them
• 'Chiquitita' singing group