Related Clues:

• Beethoven's 'Archduke ___'
• Indonesian orchestra with a variety of percussion instruments
• The Bee Gees, e.g.
• Wedding band, maybe
• Group
• See 35-Across
• The Fates, e.g.
• The Fleetwoods, e.g., of 50's-60's pop
• Chorus section
• Eight-man band
• Speak in unison
• Some clarinets
• Donald Duck's nephews, e.g.
• Band
• Four duos