Indian Blue Chorus, Western Australia's newest women's barbershop chorus launched on 19 February 2013 . Under the Direction of Kali Caramia. Indian Blue is a member of Sweet Adelines International, a singing organization made up of 25,000 women worldwide, committed to advancing the musical art form of barbershop harmony through education and performance. he following sums up the Sweet Adeline experience for women the world over: We come for the joy of singing? no matter our size, age or race. We are accepted for our voice, our willingness to learn, treasured for what we can contribute and encouraged to be the best we can be.