Skumdum is a music group from Kage outside Skellefteå. They combine Swedish trallpunk with American hardcore and skate. The band was formed in 1992 under the name The Ronkers and then change its name to Skumdum 1993 and has released four albums and some singles. During the first decade they sang exclusively in Swedish, but moved later into English in order to reach more listeners. Skumdum is today one of Scandinavia's biggest punk bands and has also made a name for himself in Europe, mainly in Spain and France and in Japan.