他们于2000年出道，擅长流行音乐、即兴喜剧、喜剧和讽刺剧等，2013年9月3日在YouTube上传的视频音乐《狐狸叫》，截至6日已经获得大约410万次的点击量，成为红极一时的网络神曲，已经超越《江南style》。Ylvis is a Norwegian comedy duo consisting of brothers Vegard and Bard Ylvisaker. They debuted as professional variety artists in 2000 and have since had a string of highly successful variety shows, comedy concerts, television shows, radio shows and music videos. They are currently the hosts of popular Norwegian talk show I kveld med Ylvis (Tonight with Ylvis). Written and filmed for the talk show, their song and music video "The Fox (What Does the Fox Say?)" went viral on YouTube in September 2013 with over 445 million views as of September 2014, bringing the brothers to international attention.