Brandstorp made her national breakthrough when she participated in the
seventh series of
Idol in 2013, but was eliminated in the semi-finals. She later participated in the third series of
The Voice – Norges beste stemme in 2015, but was eliminated in the battle rounds. Brandstorp became a major household name in Norway in 2018, when she finished second in ''
, and has subsequently appeared in four seasons of Allsang på Grensen'', most notably in 2019, when she, together with
Ben Adams, covered "
Shallow". She also participated in the first series of
Maskorama in 2020, performing under the name "Troll" and winning the competition on 12 December. Brandstorp later finished eighth in the second series of '''' in 2021.
Melodi Grand Prix Brandstorp participated in
Melodi Grand Prix for the first time in
2017, finishing in fourth place in the final with "Places". She returned to Melodi Grand Prix in
2020, with the song "
Attention". Having been the odds-on favourite to win the competition, Brandstorp was selected as the
Norwegian entry in the
Eurovision Song Contest 2020 on 15 February, and was viewed as one of the early favourites to win the contest in
Rotterdam. However, the contest was cancelled on 18 March, due to the emerging
COVID-19 pandemic. Brandstorp declined an offer of automatic qualification for the final of Melodi Grand Prix in
2021, citing a desire to find the right song for any potential return. She accepted an offer from
NRK to return as a guest in the final, performing a new version of "Attention" as the opening act and her most recent release, "Falling Apart", during the interval. Brandstorp participated in Melodi Grand Prix for a third time in
2023, with the song "Honestly". The song competed in the first semi-final on 14 January, and subsequently qualified for the final on 4 February, finishing in second place.
Acting Brandstorp was cast as Liesl von Trapp in the Norwegian production of
The Sound of Music, which performed in
Folketeateret in
Oslo in 2019. Brandstorp was subsequently cast as the Norwegian voice of
Mirabel Madrigal in the 2021
Disney fantasy comedy Encanto.
Television appearances It was announced on 11 April 2023 that Brandstorp would present
Bakemesterskapet, an upcoming television baking competition based on
The Great British Bake Off. The series will premiere on
NRK in early 2024. She took part in the 19th season of
Skal vi danse, the Norwegian version of
Dancing with the Stars, alongside professional dancer Tarjei Svalastog. The pair finished in third place after accumulating less viewer votes than Aslak Maurstad and Marianne Sandaker, narrowly missing out on a spot in the final. ==Personal life==