From anonymous

Instinct...some people are born with it, some realize they don't have it just a little too late...
From bunnyumptious

nooo
Same deal with this one

If you can see them, then they are your friend.
Same deal once again

I'll never know how the heck that happened...
Next two are from CornBread82

Not when he has a sword in his hand

Wonder if you could get past X-Ray machines with invisible weapons?
From Mo1dy Cheez

Not is it only the least safe, it's also the most painful
From "Samuel Ayaz "a j00ish guy""

In case the beeping didn't tip you off...
From Varcity

Even the Chief has hangovers