[citation needed] Lea studied at the Conservatory of Music in Geneva and has played in various orchestras and participated in different seminars across Europe.

[citation needed] She began participating regularly at various festivals, as well as EMA, the Slovenian national selection for the Eurovision Song Contest (2009, 2010).

Her participation in the show Znan obraz ima svoj glas (Your Face Sounds Familiar) left an indelible mark on viewers, as Lea was the most convincing through her transformations into famous world performers, including the 2017 Eurovision Song Contest winner, Salvador Sobral.

[citation needed] As a backing vocalist, Lea already performed already at the Eurovision Song Contest, namely in 2014 in Copenhagen with Tinkara Kovač.

[citation needed] In April 2023, Lea was revealed as singer of the English version of "Interstellar Journey", the official release theme song of the game Honkai: Star Rail.