Gretchen McCulloch on Twitter started writing a parody of 'Jolene' on Twitter, and someone actually went and sang it - and it's pretty good. Source: Boing Boing
A few months back, we brought you a video of a man who went viral because of his oblivious subway rendition of Bon Jovi's hit, "Livin' on a Prayer." Well folks, our hero is back! Same song, but this time, his audience jumps in while he serenades a couple hundred people in…