Her next major career step was to be cast in the rock musical Muskettisoturit, (The Three Musketeers, 2011) at the Finnish Peacock Theatre in Helsinki.

The 27-year-old Siegfrids won the contest held at Barona Areena by attaining the maximum vote of both the public and judges.

[8] When China broadcast the Eurovision Song Contest in October 2013, officials aired Siegfrid's performance but removed the kiss as a result of the television censorship in China and violation of Chinese ethics, sparking outrage among Eurovision fans in the country.

Siegfrids has presented Uuden Musiikin Kilpailu, the Finnish national selection show for Eurovision since 2016.

At the same time she participated in the Swedish national selection show Melodifestivalen 2016 with the song "Faller", but did not advance from second semifinal after placing fifth.

[14] She participated in third semifinal Melodifestivalen 2017 with the song "Snurra min jord", but did not advance after placing seventh.

[15] Siegfrids was married to Finnish radio presenter and stand-up comedian Janne Grönroos [fi] from 2017 to 2019.