Related Clues:
- Disapproval sounds
- Ballpark chorus
- They might follow bad calls
- Reactions to bad jokes
- Disapproving fans' chorus
- Ghost's greetings
- Some catcalls from the stands
- Crowd noise?
- Ghostly greetings
- Shrill whistles of disapproval - feline?
- Shrill disapproving whistles of feline origin
- Perhaps that's how Tom pays a visit with derision
- They're beastly derisive, by the sound of them
- Offensive whistles
- Negative chorus