Related Clues:

• Refrain bit
• Lilted syllables
• Sung syllables
• Refrain part
• Lilting refrain
• Refrain from singing?
• Happy-go-lucky song syllables
• Start of a happy-go-lucky phrase
• Start of a refrain
• What to sing while skipping
• "Way to go!"
• Refrain snippet
• Common refrain
• Skipping notes
• Singer's first syllables, perhaps