Possible Clues:

• Group of musicians love star, Cher, performing
• Pit workers abandoned short race?
• Group of musicians for topless clubs breaking hearts
• Possibly 50 musicians or 100 -- that guy's creative work is revolutionary
• Box in occasional Scottish players
• The Boston Pops, for one
• Around box, roar excited players
• Her co-star played in a musical group
• Group of players confusing her with actors
• Rector has sacked musicians