Let’s get one thing straight: Belle’s a weirdo. Who needs books when you got looks, amiright? The townspeople get it. Despite her character’s unconventional behavior, there is something enchanting about actress Emma Watson singing, “Belle,” the opening song to “Beauty and the Beast,” or, as you might say during trivia, “That One Bonjour Song.” Perhaps the most enchanting thing is a possible nod to Watson’s “Harry Potter” role. In the original song for Disney’s animated “Beauty and the Beast,” Belle has a chat with the baker who dismisses her, saying, “That’s nice.