E H C S played since 2004 as Elkann Henudo in the italian underground scene, supporting Verdena, Bugo, SuperElasticBubblePlastic, Tokyo Dragons, Moon Duo…
From 2019, parisian singer Chloé Jourdan came in to the band as main vocals and Elkann Henudo became E H C S : Elkann Henudo Chaotic Set
From 2019, parisian singer Chloé Jourdan came in to the band as main vocals and Elkann Henudo became E H C S : Elkann Henudo Chaotic Set