Possible Clues:

• An ironical sort of contemporary of Pepys or Walton, for example
• Listen to bug whirring over spade
• Water falling from roof or tap
• What happens in the fall, without starting to spy
• Take part in clandestine hearing and announce first offender's to go down
• Adam's mate�s got to get hold of a sink and tap
• Spy heading off doesn't quite drain glass
• Earwig running around over spade
• Listen in secretly, tumbling over spade
• Listen in on first lady's reported decline