Advent Sunday
Advent Sunday, also called the First Sunday of Advent or First Advent Sunday, is the first day of the liturgical year in the Western Christian Churches and the start of the Christian season of Advent; a time of preparation for the celebration of Christ's birth at Christmas and the return of Christ at the Second Coming. == Observance == On the First Sunday of Advent, Christians start lighting the candles of their Advent wreaths, and praying their Advent daily devotional.