Related Clues:

• Group of eight
• Tom, Dick and Harry, e.g.
• Beethoven's 'Archduke ___'
• The Bee Gees, e.g.
• See 54-Across
• Wedding band, maybe
• Group
• The Fates, e.g.
• Foursome
• The Fleetwoods, e.g., of 50's-60's pop
• Eight-man band
• See 58-Across
• Donald Duck's nephews, e.g.
• Four duos
• String ensemble, maybe