Related Clues:

• Sing-along syllable
• La-la intro
• Caroler's syllable
• ___ la la
• Word in a 1980s scandal
• Nicaraguan guerrilla
• Start of a refrain
• Lilt syllable
• Carefree singing syllable
• Refrain snippet
• Reagan ally in Nicaragua
• Part of a chorus line?
• La la forerunner
• ___-la
• Start of a lilt, perhaps