SECRET BEHIND FACEBOOK MAGIC
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Actually this magic trick is a Facebook script which is only read by Facebook. . Everyone knows that every things is distinguish in Facebook via a particular id or number like your profile id, any page id. which looks like for my Facebook profile.
You don't know the facebook ID but you know your user name.You can click here find your user id by your user name. ( user id contain only numbers , user id of my page is
421645441182722)