The day before Lent which is also known as Pancake Day. This is because this is the day in which all the essential food products are used up before Lent, the period of fasting, and it was traditional that pancakes were cooked with there products.
Christian carnival day on the eve of Ash Wednesday which begins Lent, a time of fasting and devotions. Pancakes are often served. It is also known as Fat Tuesday in some places. The day concludes the season of Epiphany.
Day set aside to go to church for confession, repentance and to be absolved of all sins.