Photo by SweetJen34.

CONTEST: Since Fat Tuesday is a celebration of excess, Dangerously Delicious Pies (1339 H Street NE) is holding a Pie Speed Eating Competition. Come, gorge yourself in record time. Email Pieladydc@gmail.com to enter. $20 to compete, free to watch.

PARADE: Clarendon’s Mardi Gras Parade (N. Barton to N. Irving Streets) will feature floats, beads, live music and more. A number of the bars and restaurants in the area (like Ragtime, Bayou Bakery, Whitlows, and Iota) will be throwing parties and offering specials before and after the parade. 8 p.m. Free.

>> Alternatively, fill up on little antennaed morsels at Hot N Juicy’s (2651 Connecticut Avenue NW) Crawfish Eating Contest. Just show up; they’ll pick 6 people to compete for prizes. 6 p.m. Free.

FOOD & DRINK: The Cajun Experience (1825 18th Street NW) is throwing an all-you-can-eat crawfish boil while a live New Orleans jazz band plays. The event is taking place throughout the day, so call (202) 670-4416 for reservations. $30.

>> Acadiana (901 New York Avenue NW) has put together a four-course Mardi Gras feast of crawfish jambalaya, rabbit etouffee and more. 5:30-10:30 p.m. $50.

>> Café Atlántico (405 8th Street NW) finishes up their Brazilian Carnaval celebration with a three-course dinner of seafood, black-eyed pea fritters, braised pork and passion fruit-banana dessert, accompanied by a live samba performance. Call (202) 393-0812 for reservations, or make them online. 7:30-9 p.m. $50 (plus tax and tip).