In September 2008, Kim was a critical part of the United States' victory in the Ryder Cup at Valhalla Golf Club, defeating Ryder Cup veteran Sergio García 5 &amp; 4 in the first match of the Sunday single matches. Later that year he joined the European Tour for the 2009 season, making his debut as a member at the 2008 HSBC Champions, the first tournament of the 2009 season.