Harlekin made their first release in 2017 with the song Kæmpingliv. The band was founded in 2006 in Stjørdal/Malvik.The band is comprimised of Tore Rønsåsbjørg (vocals, guitar), Vegard Fossen (guitars, vocals), Morten Husby (bass), Roy Betten (accoustic guitars, vovals), Håvard Wenås (keyboards, vocals), Odd Annar Åsan (drums).