More than 10,000 fans are expected tonight for the all-star challenge at Madison International Speedway in Oregon. The two headliners, 2003 Winston Cup champion Matt Kenseth and 2002 Winston Cup and 2005 Nexten Cup Champion Tony Stewart. The two drivers have had their differences, ever since Stewart sent Kenseth on a spin through the infield grass and then back into traffic in this years Daytona 500.