It is unclear whether Unknown Hinson got a boost to his popularity with the resurgence of vampires in popular culture, brought about largely by the Twilight series of movies and books — Hinson's brand of vampirism is more of the "country troubadour" variety and less "sparkly brooding teen hunk." No matter; high school trends come and go, but the kind of hilarious story-songs Hinson peddles are timeless.…