Sort Messe is an annual festival held in Fredrikstad. The event aims to honor the dark season through music and culture, with a special focus on the extreme metal genre. The festival attracts both local and national artists, and offers a diverse lineup that appeals to fans of the genre.
The festival has become an important part of the local cultural scene and provides a unique offering to audiences who want to experience live music in an atmosphere characterized by darkness and intensity. Sort Messe helps to create a community among metal enthusiasts, and serves as a platform for both established and upcoming bands.