Possible Clues:

• Babe's lover mistaken and everyone can see it
• Outside broadcast, with beavers active around lake that can been seen
• Babe's lover out of place and everyone can see it
• Able to be seen
• Criminal reveals Bob is easily seen
• It¿s perceptible as note includes a bill of lading
• Verbal degeneration following Oscar's brain disease can be noticed
• Babe cavorting with lovers on offer at peepshow?