The Gangnam Style video swept the Web in 2012, giving new meaning to the word "viral" and amassing more than 1.1 billion views, according to Wikipedia.
Click on this video from a live performance in Times Square on New Year's Eve -- if you've never seen it before, or want to make the viewer count 1.1 billion and one.
Did you celebrate New Year's Eve Gangnam Style? Or was your observance a bit more sedate? Do tell in the comments.