Two centuries ago, Muthuswami Dikshitar sang a composition that is said to have brought downpours to a place in what is today south-central Tamil Nadu. Legend has it that the skies opened up in such a way that a vast region around Ettayapuram (in present-day Thoothukudi district) where the classical vocalist sang in early 19th century received copious rains by when he took up in detail the self-penned line Salilam varshaya varshaya varshaya.