Smiley Faces After All of Her Phrases - Somewhere along the line, "let me get your number" turned into "follow me on Twitter." It's mainly because our basic flip phones turned into smartphones that allow us to do everything except teleport to another location — though we don't doubt that's coming soon. In the meantime, check out 15 songs about apps ranging from old school messengers to symbols that help express our emotions. It'll either make you feel old or remind you that you can literally make a song out of anything. — Janice Llamoca(Photo: Jim McIsaac/Getty Images)