Delfino sang in several Roswell episodes, such as "Viva Las Vegas", "Cry Your Name", and "Behind the Music". In the summer of 2000, Delfino released three songs onto the internet, "Siren", "Bruises" and "Tattoo", and wrote and produced them in association with "Sci-Fi Lullaby". On October 31, 2001, Delfino released the EP The Sicks on her own label, Dripfeed, without radio or television airplay.