Real name: Quilín

Members: Pedro Greene, Jaime Labarca, Juan Carlos Neumann, Alejandro Escobar (2), Roberto Hirsch, Raúl López (4)

Chilean legendary jazz-rock, electric jazz-fusion and free jazz band, formed 1979 in Santiago.

Members:

- Alejandro Escobar: guitar (1979 – •).
- Roberto Hirsh: guitar (1979 – •).
- Isidro Alfaro: bass (1979 – 2000 / 2014 – •).
- Luis Montoya: drums (1979 – 1982).
- Ulises Guendelman: percussions, drums (1981 – 1982).
- Raúl López: alto and soprano saxophone (1981 – 1986).
- Lucas Blondel: tenor saxophone (1981).
- Alfredo San Martín: percussion (1981).
- Jaime Labarca: drums (1982 – •).
- Alejandro Olejnick: eléctrico piano (1984 – 1985).
- Juan Carlos Neumann: alto saxophone (1988 – •).
- Patricio Valencia: bass (2001 – 2013).
- Pedro Greene: drums (1981-1982)