Possible Clues:

• Smashing time presumably, that's out of most people's hands
• Fragile goods concern
• This will give you a smashing time
• Interruption long time afterwards causing damage
• Damage caused by smashing
• You could have a smashing time with this
• Something smashed
• Is this when a boy's voice ceases to be treble?
• What a smashing time one has of it!
• One had such a smashing time with this