Olivier Magoni, known professionally as Zézé Mago, was a French singer-songwriter from Nilvange. Before embarking on his solo career, he played drums in bands Bloc 96 and Casablanca. In 1997, Magoni released his debut album NOsEX under the V2 label, produced by Jérôme Soligny. Tracks include "On s'attache" and "7 e Rue". In 1999, he followed up with Demain, l'impossible, produced by Dominique Blanc-Francard. His third album, Courant d'air (2002), was produced by Stéphane Saunier. Magoni collaborated with artists including Dolly, Louise Attaque, Arno, and Miossec. From 2012 to 2019, he performed as a guitarist and vocalist in the band HouseRockers.