[1] Lead singer of the orchestra of Jacques Hélian from 1947 to his death in 1953, Jean Marco is the first performer of C'est si bon in 1948.
In 1947, his publisher Jean Solar encourages him to present his works to Jacques Hélian who was immediately captivated by her voice and personality.
It records as a soloist, nearly 130 songs, including some creations remain great success as C'est si bon and Maître Pierre (both composed by Henri Betti).
In his car were also present Georges Cloud (died) and Jacky Bamboo (injured) who were also members of the orchestra of Jacques Hélian.
The following year, in La Joie de vivre of Monseigneur Maillet in theater of the Alhambra, Jacques Hélian came with his orchestra to evoke his memory.