You’re at the playground with your child, watching her run amok with the other rug rats, when suddenly, it happens. She sinks her teeth into somebody else’s arm. Cue extreme mortification. And fears ...

If you were a teen in the 2010s — or at least knew one — you'll know that a vampire obsession thanks to "Twilight," "Vampire Diaries" and more was basically an essential part of teen personalities.