Good used condition and very hard to find In 2011, 1960s pop singer Lesley Gore (known for "It's My Party") was a guest rider for the Mardi Gras celebrations in New Orleans. She rode in the Argus parade.. Significance: The 2011 Argus parade celebrated Louisiana culture, and she was highlighted as a special guest alongside Days of Our Lives star Crystal Chappell. Doubloons: Rare, special-edition 2011 Lesley Gore Mardi Gras doubloons were produced for the event.