1. Fake fire alarm: Pull the fire alarm in a public building as a prank can lead to serious consequences, including fines and even criminal charges. Not to mention the disruption and panic it can cause.
2. Hiding car keys: Hiding someone's car keys as a prank can be frustrating and inconvenient for the person affected, especially if they have urgent commitments.
3. Tampering with food or drinks: Putting anything in someone's food or drink without their knowledge or consent is not only a prank but can also be considered a serious safety issue.
4. Setting off stink bombs: Releasing a stink bomb in a closed space, such as a classroom or elevator, can cause discomfort, irritation, and disruption to others.
5. Spreading false rumors: Starting or spreading false rumors about someone can damage their reputation and cause hurt and emotional distress.