So that gives you time to plan and find the perfect outfit. In 2023, Mardi Gras falls on Tuesday, February 21st. The holiday officially begins on January 6th each year and lasts until Mardi Gras day (AKA Fat Tuesday), which is the day before Ash Wednesday. In case you aren’t familiar with the holiday, Mardi Gras is a one to three-month Carnival celebration known as a time for feasting, dancing, celebrating, bead-throwing, and partying the night away. It’s that time of year again! Mardi Gras season is back, and whether you’re throwing a party or heading to Louisiana to celebrate on Fat Tuesday, a cute Mardi Gras outfit is critical.