Kejuan Muchita (born May 21, 1974 in Queens, New York), better known as Havoc, is a rapper/music producer, and one half of the rap duo Mobb Deep. He produces most of the tracks on every Mobb Deep album, and has produced songs for rappers such as Method Man, Nas, Onyx, The Notorious B.I.G., Jadakiss, The Game, LL Cool J, G-Unit, Lil' Kim, La The Darkman and Jimmy Mserembo. In 2002 Havoc had released his solo album called "The One". The album has the song "The Illest" which was featured on Mobb Deep's "Free Agents: The Murder Mixtape.