Mysuru: Young and promising artiste sisters from Bengaluru, Ramya Vishnubhatla and Soumya Vishnubhatla, are presenting a Karnatak Vocal Duet Concert at the house of Mysore Vasudevacharya in Agrahara here on Sept. 1 at 10.30 am. They will be accompanied by Vid. Arunachala Karthik on violin, Vid. Trichy S. Gurushyam on mridanga and Vid. Sachin Deviprasad…