Possible Clues:

• 'Gee, that's really too bad'
• Sounds like someone's crying, as short novel by one of the American gang isn't finished
• Colloquially, weep noisily
• [Sob!]
• [That's such a shame!]
• Melodramatic cry
• Sob noisily
• Noisy weeping as of child
• Just a wee ping,by the sound of it
• Weep noisily and colloquially