Mardi Gras (Music Downloads Not Rated by the ESRB) Join the movement and get the best dance music. Expand your track list to keep the dance party going! Download "Iko Iko" - Mardi Gras. Written by James Crawford, Barbara Hawkins, Rosa Hawkins and Joan Johnson. Published by EMI Virgin Songs, Inc d/b/a EMI Longitude Music (BMI), Songs Of Windswept Pacific. All rights reserved. Used by permission. Courtesy of Music Factory Entertainment Group Ltd.