Possible Clues:

• Plays, relaxing in company, a satirical song
• Ska precursor
• Better thus to pen extremely leisurely song
• In company, plays outlandish song
• Clubs play badly, therefore getting a number of West Indians
• This ball ad is bawled in the West Indies
• D'ya make 'er sound like where there's such music?
• Song about play so badly produced
• Song
• Island music style