Born in Vichy on 5 May 1959, Rocher started his career as a literary editor. In 2012, he appeared onstage in Le Candidat 2012 by Patrick Font [fr]. In 2022, he wrote the book La Mort passe. He also participated in the TV show La Revue de presse [fr], broadcast on Paris Première. His presence on the show was satirical, pretending to be a serious expert on a wide variety of topics and ending his presentations by quoting a fictitious Chinese philosopher named Qi Shi Tsu.[2] A collection of his presentations, titled Les pensées de Qi Shi Tsu, was published by Éditions Nems & Philosophie in 2017.[3] His son, Lucas, became a singer.
Rocher died on 2 February 2025, at the age of 65.[4]