He went to Ski Upper Secondary School, and studied songwriting and production at Kristiania University College.

[6] In 2020 he released the EP HVIS JEG VÅKNER OPP IGJEN (IF I WAKE UP AGAIN)[7], and in 2021 the EP SMILE PENT, STÅ I RO (SMILE PRETTY, STAND STILL) was released[8] Andresen went viral on the video-sharing app TikTok in the summer of 2021, with a video of him talking about his "swimming problem".

[11] On 10 June 2022 he and Viktor Leksell released the single "leilo brenner" (the apartment is burning) together.

[13] February 2022 he experienced huge success with the single "ok jeg lover" (ok I promise), which broke the record for most Spotify-plays within a day in Norway, with 605 000 plays.

[3] He released his debut album Så klart det gjør vondt (Of course it hurts) on September 30, 2022 with Universal Music.