I was walking along and saw this single puzzle piece laying against the curb, and it struck me as rather funny.
All you people out there who have ever tried to put a puzzle together and come to the end only to discover there's one missing...
I found out where it hides!

I guess I got carried away and swung the camera up as it was taking the picture, resulting in this odd, double-exposure appearance.

This is the picture I was trying to take: