Saba was born as Agnete Kristin Johnsen on 4 July 1994 in Varangerbotn in Nesseby Municipality in Finnmark county, Norway.

They later won Melodi Grand Prix Junior 2008 with their song "Oro jaska, beana" ("Be quiet, dog") which was performed in both Norwegian and Northern Sami.

"Oro jaska, beana" went on to win Song of the Year at the Spellemannprisen Awards and peaked at number-one on the Norwegian singles chart.

In 2014, Johnsen was announced as one of the competing celebrities in the tenth season of the Norwegian version of Dancing with the Stars, called Skal vi danse?

[8] She represented Norway in the Eurovision Song Contest 2016 performing on 12 May 2016, during the second semi-final held in Stockholm, but failed to qualify to the 14 May final.