Jamie Oliver so marked to his children. Oliver conceived and established the Fifteen charity restaurant, where he trained disadvantaged young people to work in the hospitality industry. Following the success of the original restaurant in London, more Fifteens have opened around the globe: Fifteen Amsterdam opened in December 2004, Fifteen Cornwall in Newquay in May 2006 and Fifteen Melbourne in September 2006 with Australian friend and fellow chef Tobie Puttock. Fifteen Melbourne has since closed. Oliver began a formal campaign to ban unhealthy food in British schools and to get children eating nutritious food instead. Oliver's efforts to bring radical change to
Jamie xx he joined The xx accompanying old schoolmates Romy Madley Croft, Oliver Sim and Baria Qureshi of the Elliott School in London, notable for alumni including Hot Chip, Burial and Four Tet. He first used the stage name Jamie xx in July 2009 in a promotional mix for the band's debut album "xx" released on the "FACT" magazine mix series. The mixtape was compiled by Jamie Smith and featured, amongst others, four tracks credited to Jamie xx – one self-production and three remixes. The "xx" album went on to become platinum in the UK. Afterward, Jamie Smith went on to do