Related Clues:

• Rocky shout-outs
• Some interruptions
• Hiss and hum
• Discordant sounds
• Reactions to throat tickles
• Things on a loop in a haunted house
• Unseen pollution
• Poltergeist's repertoire, maybe
• Conventional phrases I used in features
• Counsellor appointed for fiend in West
• Recording stint heartlessly rejected - sounds unpleasant
• Sounds off, possibly, in the theatre
• Sounds like a couple of rackets?
• Verbal attention-grabbers
• Sounds from test cheaters, maybe