"Ego" is a song by Argentine singer Lali from her second studio album Soy (2016). The song was written by Tim Larsson and its producers Gavin Jones, Tobias Lundgren and Johan Fransson. Espósito co-wrote the Spanish version of the song with Gustavo Novello, Pablo Akselrad and Luis Burgio. The song was released as the album's third single and as Lali's debut single in the United States and Puerto Rico.

Commercially, the song peaked at number 4 on the Monitor Latino Argentine National Songs chart and at number 15 on the Argentine Latin Airplay chart. It received a nomination at the 2017 MTV Millennial Awards.

"Ego" was originally written by Tim Larsson and its producers Gavin Jones, Tobias Lundgren and Johan Fransson. The Spanish version was in charge of Espósito, Gustavo Novello, Pablo Akselrad and Luis Burgio. In an interview with , the singer stated: "it means a lot to me to be able to talk about other people's ego and oneself's; how does that affect our way of living, how it turns into an attack".

The song was released as the album's third single, being first released to digital download on May 20, 2016 along with the release of the album, and later serviced to contemporary hit radio in December 2016. In March 2017, Lali travelled to San Juan, Puerto Rico and Miami, Florida in order to promote the single, which eventually became her debut single in those territories.

While reviewing the album Soy, Santiago Torres from described the song as "a ballad with thoughtful, complex and orchestral arrangements" and also praised Espósito's "outstanding vocal performance". Belén Fourment from El País compared the song the previous promotional single "Unico", saying: "they are not directly compatible compositions, but both songs clearly reflect the life moments of a girl who still encourages to write from a more intimate place".

...
Wikipedia