Selena Gomez Fills Instagram With Vintage Looking Cleavage Pix

Not familiar with Instagram? It's an iPhone app that allows you to take photos, make them look vintage(ish), and share them with your friends (well, the ones who are also using Instagram, anyway). Apparently the lovely Selena Gomez is a fan of the app—and, we must say, we're a fan of what she's been using it to share.