If anyone has figured out how to actually make a viral video (as opposed to making a video that happens to go viral), it's OK Go. For the first time, the video

If anyone has figured out how to actually make a viral video (as opposed to making a video that happens to go viral), it's OK Go. For the first time, the video is completely free to download, and to celebrate, they've created a Facebook contest where you can upload your own copy of the video to Facebook.