More Chalmette Parades ... Follow link for parade details. Mardi Gras Me! - Create a Mardi Gras photo for Facebook and MySpace! Knights of Nemesis Social Club & Parade Parade City: Chalmette (St. Bernard Parish) Map It Parade Date: February 15, 2009 Description: Time: 1:30 PM The Knights of Nemesis Social Club & Parade was formed in 2004 by several area St. Bernard businessmen who wanted to promote business and fellowship within St. Bernard Parish.