Striker who scored 50 goals in 178 appearances for Milton Keynes Dons from 2005 to 2011. He joined Bristol City in 2014 after spending two years with Crystal Palace.
He began his professional career with Stockport County in 1997.
He made 23 appearances for Norwich City from 2011 to 2012.
He was born in Knutsford, England.
He and Sam Baldock became teammates on Bristol City.