不给糖果就捣乱是一个在万圣节时期非常常见的现象。当孩子们敲门索要糖果时，如果没有得到他们想要的糖果，他们可能会开始捣乱。这种现象可能会给社区和邻居带来麻烦和不便。

对于这个现象，我们可以写一篇英文文章来探讨它的原因和如何避免它发生。下面是一份可能的文章大纲：

I. Introduction

- Explanation of the phenomenon of 'trick-or-treating' and the problem of misbehavior when children don't get the candy they want

II. Reasons for misbehavior

- Lack of manners or respect for others

- Expectations set by popular culture or peers

- Overindulgence in candy or sugar

III. Consequences of misbehavior

- Damage to property or vandalism

- Disturbance of peace or safety concerns

- Negative impact on community relations

IV. Solutions to prevent misbehavior

- Encourage manners and respect through parental or community education

- Set clear guidelines for trick-or-treating behavior and consequences for misbehavior

- Offer alternative activities or treats for children who cannot or do not want to participate in trick-or-treating

V. Conclusion

- Recap of the importance of avoiding misbehavior during trick-or-treating and the role of community members in promoting positive behavior

这篇文章可以通过类似以上的大纲，来探讨这种现象的原因和解决方案。文章的重点应该是如何通过促进良好行为和社区合作来避免这种问题的发生。