Sidney Diamond (born July 7, 1986 in Manukau City, South Auckland), better known by his stage name Young Sid, New Zealand Music Award winning rapper and founding member of hip hop group Smashproof signed to a joint venture between Move The Crowd Records and Universal. He released his debut album, The Truth, in September 2007 and it featured a guest appearance from American rapper Chamillionaire. His second studio album, What Doesn't Kill Me, was released in April 2010.