[Even though she's mentally snapped out of her funk, she doesn't let it show on her face. But she has to interact with these people as best she can until she can find a way back to Joan. The proper response, she knows, is a wave back, and so that's exactly what she gives him. His costume is--strange, to say the least. It isn't exactly familiar, though. She's not entirely up to date on pop culture.]
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