Good Morning America star Ginger Zee's husband has shared an incredible throwback picture of a time when the pair used her baby bump as part of an epic Halloween costume.MORE: Ginger Zee apologizes to fans as she delivers frustrating news Ben Aaron, a news anchor, dressed up as Marge Simpson and Ginger took on the role of her husband Homer, using her baby bump to stand in for the character's beer belly.WATCH: Ginger Zee's hilarious faux pas caught by Ben Aaron"When Ginger was pregnant, we had