The Fête de la Musique, also known as World Music Day, is a music festival taking place on June 21.

The idea was first broached in 1976 by American musician Joel Cohen, then employed by the national French radio station France Musique. Cohen proposed an all-night music celebration at the moment of the summer solstice. The idea was taken up by French Music and Dance director Maurice Fleuret for Minister of Culture Jack Lang in 1981 and first took place in 1982 in Paris.

Its purpose is to promote music in two ways:

Despite there being a large tolerance about the performance of music by the general public of amateurs in public areas after usual hours, the noise restrictions still apply, and can cause some establishments to be forbidden to open and broadcast music out of their doors without prior authorization. So the prefectures of police in France can still forbid them to install any audio hardware in the street.

The Fête de la Musique began in France and has since spread to many countries:

Italia

Pierre David Guetta (7 November 1967), known professionally as David Guetta (French pronunciation: [daˌvid ɡɛˈta]), is a French house music producer and DJ. Originally a DJ at nightclubs during the 1980s and 1990s, he co-founded Gum Productions and released his first album, Just a Little More Love, in 2002. Later, he released Guetta Blaster (2004) and Pop Life (2007). His 2009 album One Love included the hit singles "When Love Takes Over" (featuring Kelly Rowland), "Gettin' Over You" (featuring Chris Willis, Fergie & LMFAO) and "Sexy Bitch" (featuring Akon), the last becoming a top five hit in the United States and all three reaching #1 in the United Kingdom, as well as another internationally known single called "Memories" featuring Kid Cudi which became a top five hit in many countries. Guetta has sold over three million albums and 15 million singles worldwide. He is currently one of the most sought-after music producers. As at 2012 David Guetta is the world's most popular DJ, claiming the #1 poll position of the DJ Mag 100 popularity poll.