1. every time you make a lap, you take a shot of vodka.
2. every time someone passes you on the inside, you take a shot of vodka.
3. every time someone passes you on the outside, you take 2 shots of vodka.
4. if someone crashes into another car, you take a shot of vodka.
5. if someone crashes into a freestanding pillar, WATERFALL!
I'd watch that... Hell, I'd pay-per-view that!
Why stop there? Similar rules could be applied to any sport.
Your imagination is the limit... well, that and the players/participants blood alcohol level.