"Idiot Sightings!" joke

IDIOT SIGHTINGS...
Sighting #1:
I was at the airport, checking in at the gate, when the airport employee asked, "Has anyone put anything in your baggage without your knowledge?" I said, "If it was without my knowledge, how would I know?" He smiled and nodded knowingly, "That's why we ask."
Idiot Sighting #2:
The stoplight on the corner buzzes when it is safe to cross the street. I was crossing with an intellectually challenged coworker of mine, when she asked if I knew what the buzzer was for. I explained that it signals to blind people when the light is red. She responded, appalled, "What on earth are blind people doing driving!"
Idiot Sighting #3:
At a good-bye lunch for an old and dear coworker who is leaving the company due to "downsizing," our manager spoke up and said, "this is fun. We should have lunch like this more often," Not another word was spoken. We just looked at each other like deer staring into the headlights of an approaching truck.
Idiot Sighting #4:
I worked with an Individual who plugged her power strip back into itself and for the life of her could not understand why her system would not turn on.
Idiot Sighting #5:
When my husband and I arrived at an automobile dealership to pick up our car, we were told that the keys had been accidentally locked in it. We went to the service department and found a mechanic working feverishly to unlock the driver's side door. As I watched from the passenger's side, I instinctively tried the door handle and discovered it was open. "Hey," I announced to the technician, "it's open!" "I know," answered the young man. "I already got that side..."