Striker who was a member of the Scottish national team from 2008 to 2010 and played for Stoke City from 2000 to 2004.
He played his youth soccer with St. Mirren and joined the club's senior team in 1995.
He scored 35 goal in 92 games with Colchester United between 2005 and 2007.
He grew up in Coatbridge, Scotland.
He played alongside striker Troy Deeney on Watford.