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A fan recently asked showrunner Marlene King to describe Mona in Season 3 in one word, and Marlene replied, "Crazy or maybe not. You decide."
While that seems like a non-answer, the fact that Mona's craziness is up in the air at all is a big deal to us. Based on everything we've seen from her it seems like she is suffering from some major issues, but is it possible it's all an act? We do know she's capable of being quite devious...
What do you think? Let us know in the comments below.