It's happened to just about anyone who's driven for any real amount of time. You're just driving along and the guy in the next lane starts coming over in a manner that will definitely cause an accident. Blind spots have a way of making that happen, but usually a quick honk of the horn will take care of the situation. But when it happens on the highway, and it's been raining, the other vehicle might just spin out when the mild panic causes them to overcorrect.

That's what happens in the following video, where the typically uneven weight distribution of the pickup truck exacerbates the problem.