When a Donald Trump look-alike rings the doorbell on Halloween night, he or she may solicit a piece of candy but the treat they really seek is recognition. Pop culture experts say ripped from the headlines costumes to celebrate the 31 October holiday - such as Cecil the lion - are a way for adults to connect in a world full of a myriad choices for information and entertainment. We do have a lot of overlap between the two, both of, more traditional sell really well, pop culture sells really well....