She was born in Loncoche in 1948, daughter of Juan Luis Benavides Oliva and Nieves Elena Nicolás Gacitúa.
When they were separated in the 1980s, he was shot at a party in 1988, and it was a tragedy that forever marked the family and she has only spoken very little and on rare occasions, like in 2016, on the Vertigo TV show.
By the end of the 60s she would perhaps reach her best moment in the world of records, the hits "Balapapa" and "Patati Patata" were loud on the radio, keeping her in the first row of the country's music scene.
Starting in 1970, her songs would change their focus, concentrating now on songs dedicated to youth love, Scottie Scott -a distinguished Chilean female composer- would be her main creative support, the hits "Porque no fui yo tu primer amor" "Princesita de luna" -of the composers JC Gil and Carlos Alegría- "Los enamorados de siempre" and "Muchacho malo" positioned her as the most successful female artist of the moment, and a regular guest on the already established Chilean television.
[5] This is how "La Cuatro Dientes" became popular, also being invited in several occasions to the Viña del Mar International Song Festival with "Anthony" (Antonio Vodanovic), as she called him.