The world of work can be pretty scary – adulting, responsibilities, colleagues dressed like killer clowns. Today is Halloween, aka the best day of the year, and if you know the UKFast brand at all you’ll be aware that we do our best to kill it every October. And also eat a lot of cake. On Friday we had our Halloween spooktacular extravaganza, so today we’re going six feet under on why the team that screams together stays together. Every Halloween I’m terrified that I’m going to be the only person in the office who dresses up, and every year…