[2] Later he got jobs in his same function in a company of artistic events and in political acts, in addition to participating in electronic parties in various dance centers.

He was even a sound engineer for the voiceovers of Argentine presidents Raúl Alfonsín, Carlos Menem and Fernando de la Rúa.

For their presentations, which were held at Cemento, Sergi wrote the first song called "Imán", and received positive reviews, including from guitarist Leandro Fuentes.

[3] In 2001, Sergi teamed up with Gattas, Fuentes and Bruno de Vincenti to form Miranda!, labeling their style as melodramatic electropop.

The group's first two studio albums, Es Mentira and Sin Restricciones were released independently by Secsy Discos.

After signing with Pelo Music in 2005, the band released the albums El Disco de Tu Corazón (2007) and Miranda Es Imposible!

The former topped the Argentine chart and was nominated for the Latin Grammy Awards for Best Pop Album by a Duo or Group with Vocal.

[9] In 2013, he was a substitute judge of Tu cara me suena replacing Cacho Castaña, in addition to playing himself in the television series Wake Up with No Make Up.

The following year, he was a judge in the television show Elegidos, la música en tus manos, with Gattas.

[12] Between 2015 and 2016 Sergi formed two new bands: Meteoros, together with Julieta Venegas, Cachorro López and Didi Gutman, and Satélite 23, together with Diego Poso and Gabriel Lucena.

He also named Michael Jackson, the Bee Gees, the Beach Boys and Sui Generis as influences for his falsetto.

[19] Regarding his time in the band Mama Vaca, where they mixed punk, reggae and hardcore, Sergi mentioned Mano Negra and Los Fabulosos Cadillacs as his main influences.