NASCAR fans are a baffling group. They say they don’t want whitewashed, goodie-goodie, cookie cutter drivers. But the second a driver shows personality or flair—whether it’s by driving too aggressively or shooting his mouth off—he gets ripped a new one for it. Consider the main personality traits that have ruled the racetrack: fearless, confident (sometimes bordering on arrogance), and mentally driven to get the W. So it should be no surprise that many of the best racers in the world can’t stop getting in trouble. Here are the 10 most controversial drivers in NASCAR history.