Jon Gade Nørgaard (born in Grenå, Denmark on 9 June 1985) is a Danish singer who took part in Danish TV 2's musical competition Popstars in 2002 and winning the title. He is also known as Jon and took the alias John Rock while collaborating with house music duo Musik. In 2003, he released his debut album This Side Up written by Søren Rasted. The album sold 135,000 copies and resulted in two successful singles "Right Here Next to You" and "This Side Up". The album was also reissued in an international edition in 2003.