Renowned Tamil lyricist T S Rangarajan, popularly known as Vaali, died at a private hospital in Chennai yesterday due to lung problem. He was 82. He is survived by his son Balaji. The funeral will take place today, family members said. Vaali has penned several memorable songs. Vaali, who started writing in 1958, had penned more than 10,000 songs and worked with three generations of music directors. He has also acted in some movies like Sathya, Hey Ram and others. In 2007, he was awarded the Padmashri by the Indian government.