I think it means 'blessed,' which is laughable because now it's one of the biggest 'hashtag phenomenons' out there. I don't really do social media, but I know the internet, and the internet is silly. #blessed!
I could never guess what kind of conversation led up to it, but it has. Considering the crew she works with, it's very impressive. They're more of 'let me chew tobacco, spit it in my drink, forget its there, try to drink my drink' kind.