The original members of the group were Piero Cassano (keyboards), Aldo Stellita (bass), Carlo Marrale (guitar, vocals), Giancarlo Golzi (drums), and Antonella Ruggiero (vocals).

Their major hits were "Solo tu" (1977), "Vacanze romane" (1982), and "Ti sento" (1985), which peaked on the charts in Belgium, Netherlands, and Italy.

The group achieved several major successes, amongst which the win of two Sanremo Music Festivals in 1978 and in 2002.

[1][2] Ruggiero and Marrale, the two main vocalists of the original line-up, left respectively in 1989 and 1994 to pursue solo careers.

Main lyricist and bassist Stellita died in 1998 and drummer/writer and founding member Golzi in 2015.