Related Clues:

• Bang and buzz, e.g.
• Cries of surprise
• Cheers
• Gives a hoot
• Boom and zoom
• Din
• Attention-getters
• Argues vehemently
• Slangy greetings
• Murmurings
• Sounds
• Screams
• Pops, e.g.
• 'Go, team, go!' and others
• Cheerleaders' practice