Sebastian Emil Stakset Konstenius (born 20 December 1985) is a Swedish rapper, singer, author, and actor. His 2019 single "Mamma förlåt", a collaboration with Einár, reached the Swedish top 10. A song by Einár featuring Stakset, "Ingen som varna mig", also reached the top 40 the same year. Discography. Albums. Singles. References. https://en.wikipedia.org/wiki/Sebastian_Stakset