You and your BF have come a long way! Your on-and-off again relationship is finally on-again for good, and you have no shame in showing it off, just like Blair and Chuck! You're also prepsters like the famous Upper East siders, so it's a given that you should dress up as them for Halloween! Wear a headband, pearls, heels, and a ladylike dress to get Blair's look, and put your guy in an argyle sweater, a bowtie and khakis, just like Chuck wears. Spotted: the best Halloween costume ever!

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