They returned to Spain in 1970, specifically to a tablao in Toledo, belonging to an uncle, and here Carmela became seriously interested in the musical art form.
Once they had moved permanently to Madrid, Carmela started seeking tablao performances to help with the family's finances, since their father had to return to Argentina.
It is here that they would be heard by the producer José Luis de Carlos and composer Felipe Campuzano who were attracted by the vocal unison created by Carmela and Tina in their performances.
The reason was that people spoke of them as "girls who sing in Greek", referring to the way the Muñoz sisters performed the song "Sagapo."
Once at the Audiofilm studios in Madrid, José Luis de Carlos first attempted to pair with Carmela and Tina with instrumentalists in the flamenco and pop genres, and finally decided to accompany them with top-notch rock musicians, such as Johnny Galvao, Eddy Guerin or Pepe Nieto.
By then, other artists such as Arena Caliente, Las Deblas, Morena y Clara or shortly after, Camarón, were also performing in a similar genre.
In 1983 Tina was diagnosed with "paranoid schizophrenia complicated by addiction" that in a moment of crisis caused her to stick a knife in her sister's shoulder.
[5] "Te Estoy Amando Locamente" and "Achilipu" from "Gipsy Rock" and "Qué Bonito Aquella Noche" were covered by various Turkish singers.
"Te Estoy Amando Locamente" was covered by Yeliz at her 45 rpm in 1976 as "Kırık Kalp" ("Broken hearth" in Turkish).
"Qué Bonito Aquella Noche" was covered by firstly Nilüfer at her 45 rpm in 1976 and by Yeşim Vatan at "Beni Arayabilir Misin" ("Can you call me ?"