Washington State's Jason David scored the game's first touchdown on a 45-yard interception return for a 7–0 WSU lead.
Washington State quarterback Jason Gesser later threw a 46-yard touchdown pass to Mike Bush to increase the Cougar's lead to 14–0.
Washington State's Drew Dunning answered with a 47-yard field goal of his own, to move the lead back to 17–10.
Purdue quarterback Kyle Orton found wide receiver Taylor Stubblefield for a 3-yard touchdown pass to tie the game at 17.
With 1:53 left, Kyle Orton connected with Taylor Stubblefield with a 51-yard touchdown pass to make the final margin 33–27.