Sephora 25 Day Advent Calendar 2025 Dates. Advent 2025 begins on sunday, november 30th, starting the celebration season for the birth of jesus christ with the advent season ending on the first mass of christmas (vigil mass) on christmas eve. Just don’t forget to snag.

Get ready for the most exciting beauty event of the year! I really wanted to buy the sephora favorites 25 day advent calendar, but it sold out so fast.