Used to be, if you wanted to deface a New York City subway poster, you brought along a Sharpie and drew a mustache on one of the models, or maybe blackened a tooth. Now you bring along your Printable Cold Sores. Combine this with those speech-bubble stickers, and you can really humiliate these ad models. That’ll show ’em! Via Shedwa, Gothamist and Boing Boing.
—Posted by Tim Nudd