Revealing mistake: When Ariel is playing chicken with the oncoming truck, as she is standing on both cars, notice that her hair is dark brown to black in colour, then it's blonde again. The hair colour changes a few times. It's obviously a stunt woman.
Revealing mistake: After her fight with Chuck, Ariels face is bruised and her mouth bleeding, and she has a black eye. However, in the following scene, with Ren at his car, her black eye changes between shots. In the closeups it's dark and apparent, but in the medium shots it appears almost healed.
Answer: The belief was that rock and roll was the root cause of the accident. The adults who supported the ban believed that rock and roll influenced the teens to do things they wouldn't normally do, such as drinking and driving.
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