On 12 March 2009, among with Charles Aznavour, André Santini and Hélène Ségara he attended the opening ceremony of the Yerevan Park in the center of Paris.
Hélène Grimaud | Marie-Hélène de Rothschild | Helene Cixous | Helene Hanff | Helene Bøksle | Hélène | Marie-Hélène des Esgaulx | Hélène Ségara | Helene Sedlmayr | Hélène Rollès | Helene Mayer | Helene-Lange-Gymnasium | Hélène Cixous | Princess Helene Dolgoruki | Pierre Henri Hélène Marie Lebrun-Tondu | Marie-Hélène Sachet | Helene Whitney | Hélène van Zuylen | Hélène (opera) | Hélène Mandroux | Helene Macaulay | Helene Langevin | Helene-Lange-Gymnasium (Hamburg) | Helene Kirsova stars in the De Basil Ballet Russe ''Petrouchka | Helene Hale | Hélène de Monferrand | Hélène Cixous, | Helene Aylon | Fort de l'Île Sainte-Hélène | Elisabeth Helene von Vieregg |
He has composed songs for a great number of French artists including Renaud, Florent Pagny, Marc Lavoine, Dani, Régine, Maurane, Hélène Ségara, Jean-Luc Lahaye.