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More smart-ass responses to completely well-meaning signs. posted 10/04/2012 Most of these signs were designed to help people — to get where they're going, to find a pet, to avoid grievous bodily harm — and yet some writing-utensil-wielding wiseasses felt compelled to come along and totally deface them.
Brilliantly Sarcastic Responses To Completely Well-Meaning Signs
The most hilariously effective signs supporting gay marriage.