Vega was born in Córdoba as Mercedes Mígel in 1979. Since she was very young her life’s passion has been writing songs, composing, playing the piano and the guitar, and singing. 

She recorded her first album in 2003 and since then her facet as an author has also been what has defined her as an artist.

The Latin Grammy Nomination arrived with her work “La Cuenta Atrás” (Sony Music Spain, 2011), which was nominated in the category of “Best Rock Pop Album” in 2012.

In addition to the songs included in her five albums, she has also composed for other artists and bands such as David Bisbal, for whom she wrote “El Ruido”. She is also the author of the song “Desaparecer” from the Spanish Boy Band Auryn. More recently, she has worked with Avionica, stage name of Bolivian singer/songwriter and guitarist Jose Mrochek in the song “Desde Cero” included in his new album “California”.