A marching group arrives at Canal Street as it marches ahead of the Krewe of Zulu on Mardi Gras Day in New Orleans, Tuesday, March 8, 2011. (AP Photo/Gerald Herbert)

Photo by: Gerald Herbert

A marching group arrives at Canal Street as it marches ahead of the Krewe of Zulu on Mardi Gras Day in New Orleans, Tuesday, March 8, 2011. (AP Photo/Gerald Herbert)