YouTube's top viral video in 2017 was a singing man in an oyster costume.
원문출처 : http://www.cnn.com/2017/12/06/entertainment/youtube-top-videos-2017-trnd/index.html
원문출처 : http://www.cnn.com/2017/12/06/entertainment/youtube-top-videos-2017-trnd/index.html