Sweden non-stop 24 hour music party. Every song a dance hit!he music of Sweden shares the tradition of Nordic folk dance music with its neighboring countries in northern Europe, including polka, schottische, waltz, polska and mazurka. The accordion, clarinet, fiddle and nyckelharpa are among the most common Swedish folk instruments. The instrumental genre is the biggest one in Swedish traditional music. In the 1960s, Swedish youth sparked a roots revival in Swedish folk culture. Many joined Spelmanslag (folk musicians clubs) and performed on mainstream radio and TV. They focused on instrumental polska music, with vocals and influences from other traditional genres becoming more prominent since the 1990s. By 1970, the "dansband" culture also began.Swedish music has also included more modern and pop influences. On a per capita basis, Sweden is one of the worlds most successful exporters of popular music. Its most famous export is ABBA, which was a worldwide musical phenomenon