Related Clues:

• Fraudulent scheme
• Illegal scheme
• Kipling's "Gunga __"
• Crowd commotion
• Raucousness
• Criminal activity
• Lot of noise
• Clatter
• Ear-splitting situation
• Huge racket
• Noisy disturbance
• Concentration thwarter
• Aural overload
• Numbers, perhaps
• Cacaphony