Church of Our Lady of Light, Chennai this church is considered to be one of the oldest European monuments in India. The feast of Our Lady of Light is celebrated on 15 August every year which is also the day of Indian independence and hence a national holiday. The day is also as the feast of "Assumption of Mary". The feast is celebrated with a grand mass and car procession. The Novena prayer to Our Lady of Light is as follows Church of Our Lady of Light, Chennai Church of Our Lady of Light () is a Roman Catholic shrine in Chennai, India. It is commonly called
Kartik (month) Dooj), it is celebrated with sisters entertaining their brothers, following the legend of Yamuna, who entertained her brother Yama on the same day. Kartik (month) Karthikai, Kartika, Karthika or Kartik or Kartika maasam is a Hindu calendar month that typically overlaps October and November. In the Bengali it is the 7th month, Tamil 8th month), Maithili (7th month) and Nepali calendar (7th month), In the reformed Indian national civil calendar, Kartika is the eighth month of the year. It corresponds with the months of October/November in the Gregorian Calendar It is written as "Kartik", "Kārtika", "Kārtak", , maithili: कातिक, ,