 Vatapatrasayi is believed to have appeared to Andal, Periyalvar and sages Markandeya and Bhrigu.The temple follows Thenkalai tradition of worship.Six daily rituals and three yearly festivals are held at the temple, of which the Aadipooram festival, the birthday of Andal, celebrated during the Tamil month of "Adi" (July - August), is the most prominent.