Holsten came to prominence when he was featured in the vocals of Norwegian duo Broiler's 2014 hit "Rays of Light" although he was not credited in the official title of the release.

[1] Holsten co-wrote «Happiness», the debut single South Korean girl group Red Velvet released in 2014 alongside Will Simms, Chad Hugo (of The Neptunes) and Anne Judith Wik (of Dsign Music).

For the second year in a row, Chris performed at VG-Lista Rådhusplassen, in addition to Vulkan Arena, P3 Christine Live and Senkveld.

[citation needed] In 2020, Chris Holsten started the year with the single "Wish I Never Met You" and later "Empty Bottle" which are both to be found on the follow-up EP.

At the beginning of April 2020, Chris Holsten and Frida Ånnevik performed their Norwegian interpretation of the song "If The World Was Ending" by JP Saxe and Julia Michaels.