The singer had competed in the first season of Australian Idol in late 2003 and finished in the top three. Cosima's first single, the double A-sided, "When the War Is Over" / "One Night Without You", was released on 9 August 2004. "When the War Is Over" is a cover version of Cold Chisel's ballad.
A singer who had participated in the first Australian Idol season in late 2003 and finished among the top three, Cosima's music career began with the release of "When the War Is Over" / "One Night Without You", on August 9, 2004. This song is a cover of Cold Chisel's ballad.