A four day thematic concert series celebrating the different forms of the Goddess will be held from Sep 16 to 19 at Raga Sudha Hall, Luz. On Sep 16, H. Rathnaprabha will render the compositions of Swati Tirunal. Devi kritis of Saint Thyagaraja, Syama Sastri and Muthuswami Dikshitar will be sung by Akshay Padmanabhan, V. Venkata Nagarajan and G. Ravikiran. 6.15 p.m. onwards.