Harley Quinn is probably one of the most notable villains of Batman because of the brightly colored costume that she wore. Harley Quinn is a creative play on Harlequin, which is why she chose to look like a jester. This red and black costume is a great way to spend October 31st. Girls and women alike can get their hands on this costume and then choose to amp it up a little with some additional accessories and even some makeup. While it's unlikely that you have anything lying around in your closet that you could pass off as a Harley Quinn costume, you can certainly get creative with the makeup. The costume, while she hasn't been featured in any of the recent Batman movies, is still popular because of her time in all of the comic books. As a result, you can find quite a few different costumes across the internet and in various costume stores. What you want to make sure to look for is one that you will be comfortable in. A Harley Quinn costume can come in the form of pants or a skirt and some can show quite a bit of skin. It is up to you whether you want to show a little extra leg this Halloween with something that may be a little more risqu� than what your normal personality is like. Add a pair of high heels and you'll be ready to hit the town. The jester hat is pretty much a must because without the hat, you could be just about anyone. The hat can be a great way to make sure that you are noticed, even in a crowd at a Halloween party. Just make sure you know some of your Batman history so that you don't stumble out of character when someone asks you a question. Props can be a big part of your Harley Quinn costume, too. She was a villain after all and if you come across Batman at a party or while trick or treating, you want to make sure that you are armed and ready to take out your nemesis.