Ylvis (Norwegian pronunciation: [ˈʏ̀lvɪs]) is a Norwegian comedy duo consisting of brothers Vegard and Bård Ylvisåker. They debuted as professional variety artists in 2000 and have since appeared in several countries in variety shows, comedy concerts, television shows, radio shows and music videos. They hosted the Norwegian talk show I kveld med Ylvis (Tonight with Ylvis) (2011–2016). Their song and music video "The Fox (What Does the Fox Say?)", written and filmed for the talk show, went viral on YouTube in September 2013. The video currently has over 1 billion views as of April 2022. They released an album called Ylvis: Volume I, a compilation of ten older singles. In 2018, the brothers released a series titled Stories from Norway, in which the Ylvis brothers collected headlining stories from Norway and presented them as short, musical documentaries.