Carnatic vocalist Charulatha Mani has been presenting a series of Isai Payanam concerts wherein she deals with ragas in classical and film music. This month, ‘Isai Payanam with Charulatha Mani’, the sixth concert of the series, is back and will be held at Bharatiya Vidya Bhavan, Main Hall, Mylapore, on October 27, Saturday, at 6:30 p.m.