If you’re a regular social media user (and let’s face it, you probably wouldn’t have landed here if you aren’t), then chances are you heard at some point that today is National Siblings Day! Umm…. huh? Before I get to my point, let me first say that I am a firm skeptic of these “so called” special days. In fact, I’m a little confused as to how they suddenly appeared, most likely via social media. Call me ignorant, but was Sibling Day always a “thing”? When did this become a thing? Oh, I’m in the know now, however. It seems like every other day on Twitter, people are hash-tagging “National…