Related Clues:

• "Waterloo" quartet
• "S.O.S." pop group
• Inspiration for Björn Again
• "Super Trouper" group
• Quartet named for its singers
• Pop group on a 1983 stamp in their native Sweden
• Rhyme scheme in many sonnets
• Rhyme scheme for Frost's 'Stopping by Woods on a Snowy Evening'
• Pop group whose first Top 40 album was, appropriately, 'Arrival'
• "Rubáiyát" rhyme scheme
• Alphabetically first inductee in the Rock and Roll Hall of Fame
• Simple poetic pattern
• "Chiquitita" quartet
• Rhyme scheme of Kipling's "If—"
• "Take a Chance On Me" group