Make no bones about it, if you're pregnant and dressing up for Halloween, there are lots of tricks and you hope for treats. The days of skimpy dresses outfitted with fishnets and corsets are over.  And, if you're a planner like me, you did research on preggo costumes and came across the same ones over and over again.  Boring!  Since this is my first pregnant Halloween, and don't know if I'll have another chance, being that I'm 37 during this season, I wanted my costume to be