Saila Sudha dance school is celebrating its 30th anniversary and the 11th edition of Nritya Sangama on Sep 8 at Bharatiya Vidya Bhavan, Mylapore. The students of the school will present the classical styles of bharatanatyam and kuchipudi choreographed by dancer-gurus KJ Sarasa and Dr. Vempati Chinna Satyam. At East Mada Street, Mylapore, 5 p.m.