Marcus & Martinus are a Norwegian pop duo composed of twin brothers Marcus and Martinus Gunnarsen, originating from Trofors in northern Norway. They rose to prominence after winning the Norwegian Melodi Grand Prix jr in 2012 and have been active in the pop music scene since the early 2010s. Their music is characterized by contemporary mainstream pop with influences from teen pop and electronic production, featuring catchy melodies, polished vocal harmonies and lyrics often addressing youth-oriented themes such as relationships and growing up. They have performed in Norwegian and English and are known for a polished commercial approach aimed at a young audience, extensive touring and appearances across Scandinavian media.