"Oui mais... non" (English: "Yes But... No") is a 2010 song by French pop musician Mylène Farmer. It is the leading single to her eighth studio album Bleu Noir, released in December 2010. The single was released to radio stations on 29 September, then available for pre-order on 11 October in the digital music market, and on 29 November in CD single. The lyrics written by Farmer and the music composed by RedOne. Unlike all of her previous tracks, Laurent Boutonnat was not involved in the song's production or composition. (wiki)