Spunk is an innovative Norwegian improvisational band known for its distinctive fusion of jazz, contemporary, and experimental music. Formed in 1995, the band consists of notable members Maja Solveig Kjelstrup Ratkje, Hild Sofie Tafjord, Lene Grenager, and Kristin Andersen. The band is celebrated for their signature sound that incorporates a wide range of instruments, from traditional horns and strings to unconventional sound sources like kitchen utensils. Their influential work "Filter Feeders" (2009) showcases their unique approach to improvisation and sound exploration, solidifying their significance in the experimental music scene.