It’s like red-eye corrector but for your yellow teeth! According to a recent study (via Teen Vogue) white teeth actually make you hotter (no, uh, kidding), confident and more likely to get hired (legit, yo). So, let’s get us some pearly whites—at least the after-the-fact photo kind! Did you know Crest has a Facebook tool that instantly whitens up your teeth in photos? It’s called the Whiten-Up! app, and it’s high time we all start bleaching it up. Check out what it looks like, above. It’s pretty easy to do, but just don’t go too white—no one wants to have glowing teeth.