Puttenahalli Post Sudha Ragunathan Concert, 25th Feb. 2017- Connoiseur Review March 9, 2017 Usha Rajagopalan The Sudha Ragunathan Concert at MLR Convention Centre on 25th February 2017. had music and the lake at its core. Here’s a review by A.K. Venkat, a resident of the lake neighbourhood and Carnatic vocalist.