Related Clues:

• Common refrain
• Skipping notes
• Singer's first syllables, perhaps
• Singsong syllables
• Start of a musical refrain
• Refrain part, perhaps
• ''Mikado'' refrain
• "...bloom in the spring, ---"
• Light refrain
• Refrain fragment
• Familiar refrain
• Cheery chant
• Syllables sung while skipping
• Lilting syllables
• 'An American in Paris' song