Leon Jackson (born 30 December 1988) is a Scottish singer–songwriter. Born and raised in Whitburn, he won the fourth series of the ITV talent show The X Factor in 2007. Following his win, he starred in his on-web series entitled Leon's Life (2007–2008). Jackson's debut single, "When You Believe", reached number one in his native Scotland, Ireland and the United Kingdom, where it became the Christmas number one of 2007. It sold over 400,000 copies, becoming the third best-selling single... [more on Wikipedia]