Possible Clues:

• Style of male singing at the cutting edge?
• Close harmony in setting for Figaro?
• Male close harmony singing
• Harmony in dance composer's introduced
• Singing - and dancing - associated with Figaro?
• From which, in the high street, there may be a song and dance?
• Style of close-harmony singing
• Business that cuts locks
• Popular style of close harmony singing
• Bob restyled with sharper scissors found here? That's music to my ears!