When a race weekend involves a birthday AND a potential championship win, what do you do? You party with your friends, that's what you do. Danger Dan and Zac squad up and head over to Willow Springs to get some testing in with the team Worthouse boys Peter Wiecek and James Deane in their insane-sounding built-2JZ powered S15 Silvias, then tag along to Irwindale Speedway for the final championship fight.