Halloween is the perfect excuse for people of all ages to dress up in costumes and embrace their inner weirdness. For the Big Blue Nation, it’s the perfect excuse to show off just how insane the fanbase can be at times — and I mean that in the best way possible. For example, remember the pictures that came out of Big Blue Madness with new Kentucky men’s basketball head coach Mark Pope wrapping his arm over the shoulder of his mentor and former Kentucky head coach, Rick Pitino? How could you forget!? Well, a pair of Kentucky fans decided to turn that moment into the best Halloween costume of 20…