Muruga Shashti or Skanda Sashti is a vrata dedicated to Lord Muruga, also known as Skanda, Kartiekya or Subramanya. In October 2012, Muruga Shashti vrata date is 20 October 2012, Saturday.
This Sashti falls in Aippasi Month in Tamil calendar, Thulam month in Malayalam calendar, Ashwin Month (Ashwayuja Masam) in all other Hindu calendars..
Those who observe a fast and Shashti vrata on Maha Shashti would be cleansed from all his sins and become free from ill-effects. This day is very auspicious for the Hindus in Tamil Nadu, Kerala, Karnataka and some parts of Andhra Pradesh.