Gizmodo - Sometimes a story or idea goes viral because it's too big to be ignored. But more often it's because a single human being passes it along to an audience that's either massive, highly influential, or both. There aren't too many people who can do that.
These are the ones who can. When they post something to a website, Twitter, or Facebook, it's almost assured of blowing up. Meet the 25 most viral voices on the Internet.