[7] By the age of three, she began singing compositions by Wolfgang Amadeus Mozart, such as the aria "Queen of The Night" from The Magic Flute, and Ludwig van Beethoven.

[9] Her credits also include Repertory Philippines’ The Sound of Music, Trumpets’ High School Musical and First Name, Gantimpala Theater Foundation' María Clara in Noli Me Tángere and The Necklace and Kikay in New Yorker in Tondo, Kids Acts Philippines’ Alice in Alice in Wonderland, The Little Mermaid and Juliet in Romeo and Juliet, Mary in Fides Cuyugan-Asencio's Song of Joseph and Maria Makiling in Legend of M, and Gregoria de Jesús in Jerry Dadap's Andres Bonifacio.

[19] In the semi-final round held on 23 April 2015, Flores performed an operatic ballad version of the song "Love Story (Where Do I Begin?)"

Foster continued to praise her voice, saying that he could make her sound better if she would work with him, while English singer-songwriter and former Spice Girls member Melanie C said that she "deserved to be on the world stage" and Indonesian singer Anggun said that "she looked like a real diva" that night.

[20] On 30 April 2015, the show revealed that Flores was one of two acts from the previous week (the other being Mongolian musical ensemble Khusugtun) that had advanced to the finals through the public vote.

[21] In the final round on 7 May 2015, Flores performed her version of "The Impossible Dream" (Mitch Leigh) from the musical Man of La Mancha.

[citation needed] On 11 December 2015, Flores had her first major solo concert, A Golden Treasure, at The Theatre at Solaire along the Bay City area of Parañaque.

The concert featured love songs from different genres and languages with the Manila Philharmonic Orchestra, Junior New System and singers Kris Gonzales, Al Gatmaitan, Jack Salud and singer-songwriter Jose Mari Chan.

[25] Flores was tapped by Asia's Got Talent judge David Foster to be part of his David Foster and Friends Asian Tour for 2015–16; she made her debut at the Hitman Tour at the Smart Araneta Coliseum in Quezon City on 17 August 2015, performing alongside Ruben Studdard, Natalie Cole, Charice Pempengco, Boyz II Men and Mark Mabasa.