Chilean legendary ballad, bolero, rock & pop band founded 1968 in San Carlos (South Chile). Members are / were: - Cristián Blasser: drums (1967 – 1969). - Federico Blasser: guitar (1968 – 1969). - Sergio Rojas: bass (1967 – 1969). - Mario Gutiérrez: guitar (1968 – 2021). - Germaín de la Fuente: lead vocals (1967 – 1974). - Jorge González: keyboard (1969 – 1983 / 1989 – 1993). - "Nano" Concha: bass (1969 –1977 / 1978 – 1992). - Luis Ortiz: drums (1969 – 1972 / 1982 – 1986). - Luis Astudillo: drums (1974 - 1982 / 1986 – 2020). - Ismael Montes: lead vocals (1974 –1976 / 1982 – 1986). - Oscar Antonio Seín: lead vocals (1977). - Mickey Alarcón: lead vocals (1978 – 1982). - Guillermo Lynch: lead vocals (1981 – 1983). - Enrique Castillo: lead vocals (1982 – 1983 / 1986 – 1988). -Víctor Bonifaz: keyboards (1984 – 1989 / 2022 – •). - Eddy Martínez: lead vocals (1983 – 1995 / 1998 – 2007). - Horacio Medina: bass (1993 – 2006). - Alejandro Muñoz: keyboards (1993 – 2004). - Gastón Galdames: lead vocals (1994 – 2001). - Antonio Saavedra: lead vocals (2001 – •).