Popular 'Villupattu' exponent Subbu Arumugam, who enthralled audiences for about four decades, passed away in Chennai on Monday due to age-related ailments. The Padma Shri awardee leaves behind his wife Mahalakshmi, son Gandhi and daughters - Bharathi Tirumagan and Subbulakshmi. Padma Shri awardee and popular 'Villupattu' exponent Subbu Arumugam passes away 'Villupattu' is an ancient form of musical story-telling and …