Related Clues:

• 'La la' preceder
• Singing syllables
• Skipping syllables
• La-la preceder
• Part of a refrain, maybe
• 'La-la' lead-in
• Refrain syllable
• Happy-go-lucky song part
• A chorus line?
• Chorus syllable
• La-la starter
• Song refrain
• Song syllable
• Refrain syllables
• Skipper's syllable