Possible Clues:

• Cartoonish baby cry
• Cartoonish bawl
• Cry from the nursery
• Whiner's sound
• (I'm a sad baby!)
• "Do ___ Diddy Diddy" (1964 hit)
• Crying infant's sound
• Upset infant's sound
• When repeated, a sound from a brass instrument
• 'Oh, cry me a river!'