Bringing new meaning to the phrase(s):
Overexposed
Underexposed
Darkroom shenanigans
Can I adjust your f-stop?  
That's not what I meant by f-stop!  
On three say cheese!  
The focus is a little fuzzy!  
Poor backlighting
"Action" photography
Smile wide, erh, wider!  
"macro" photography
Is this camera DIGITal or ANALog?  
Up skirt photography
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Ok that's enough