If you're looking for couples' Halloween costumes that will really get people talking, look no further than the year in pop culture for fodder. I've purposefully left Fifty Shades of Grey off the list because I heard that it topped the list of the trendy costumes. And … well, NO. I refuse. We can come up with something else. You don't need to be Anastasia and Christian. Here are a few other couples' costume ideas and some tips for how to make them happen.