The Fete de la Musique, also known as World Music Day, is a music festival taking place on June 21.The Fete de la Musique began in France and has since spread to many countries. "J'ai pas vingt ans" (English: "I'm Not Twenty") is the sixth single by Alizee, released in June 2003. The single featured, in addition to the solo version of the song, an instrumental version as well as "I'm Fed Up!", which is the English version of "J'en ai marre!". The English version of "J'ai pas vingt ans" is "I'm Not Twenty". "J'ai pas vingt ans" was remixed by Benny Benassi.