Shreveport-Bossier Mardi Gras 2023 Attendance Competes With Pre-Covid Numbers! Fri, 03/24/2023 - 12:00am The economic impact of the 2023 Shreveport-Bossier Mardi Gras parades was nearly $20 million, according to a new study conducted ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today! Read more about Shreveport-Bossier Mardi Gras 2023 Attendance Competes With Pre-Covid Numbers!