He gets dressed for work every morning, Monday through Friday, and everyday he wears the same tie. While the rest of his attire may change, from his cufflinks to his shoelaces, his tie remains the same.
If you want to know if someone is "real" tell them an obvious lie. A human will recognize it for what it is immediately, a cursed will not. They may look real, but they are not. Only real eyes realize real lies.