Bonnici was born in Xaghra, Gozo.[2] She is the daughter of Marcel Bonnici, Millionaire CEO of Mercury Tower and
Ħamrun Spartans.[3] She has a master's degree in
accounting and Finance.[4]
Throughout her teenage years she participated in several international song competitions outside her native Malta, including the Trixie Festival in Bulgaria, the Carpathians Star Festival in Romania, and the Star to Born Festival Hungary.[4] Bonnici placed first in her category at the Ti Amo Festival in Romania and also won the Original Song Category with the song "Vivrà ancora".[4] She won the "New Talent" section of the
Festival Kanzunetta Indipendenza in 2012,[9] and the main category of the festival in 2018.[10] Shortly after, she participated in the first edition of X Factor Malta.[11][4]
Bonnici participated in Malta Eurovision Song Contest 2022 with "Heaven" written by
Aidan, placing 12th in the final.[12] On 18 October 2023, she was announced among the participants of Malta Eurovision Song Contest 2024 with the song "
Loop", later being drawn to perform in the first show of the semi-final stage on 27 October.[13] At the end of the round, in late November, it was announced that she was among the qualifiers for the final on 3 February 2024.[14] There, she won the jury voting and came first overall with 102 points, being selected to represent Malta in the
Eurovision Song Contest 2024.[6] Bonnici failed to qualify from the second semi-final on 9 May 2024, placing 16th out of 16 with 13 points.[15][16]