I've heard the "bread and butter" one...
My Dad always, always, always makes some sort of face in pictures. Really. Like every one of them since I can remember. I don't know what it is...like he just can't smile...even camera smile...for a picture.
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Danielle and a Canon Rebel XSi
My Photography
"Memory is a way of holding onto the things you love, the things you are, the things you never want to lose." ~from The Wonder Years