Trending Halloween costumesWe hope you love the products we recommend! All of them were independently selected by our editors. Just so you know, HuffPost UK may collect a share of sales or other compensation from the links on this page if you decide to shop from them. Oh, and FYI – prices are accurate and items in stock as of time of publication.Halloween’s just around the corner, and if your kid is desperate to go as a KPop Demon Hunter (specifically the one with the purple hair) or Wednesday (of Addams family fame), you’ve come to the right place.We’ve scoured the internet for the easiest, low-fuss costumes that kids can rock not just on Halloween, but in the months after – because dressing up should never be just a one-time thing.  Here’s our pick of trending costumes based on what’s been popular on TV and in cinemas this year. 1. Rumi (KPop Demon Hunters)Grab some purple hair extensions and Rumi’s signature outfit and you’re good to go. (You could even add some ‘demon patterns’ with face paint up and d