Anyone who grew up with siblings knows firsthand just how brutal they can be.
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Whether you were the victim or the perpetrator, siblings possess the ability to be uniquely evil to one another.
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Perhaps you peed in your brother's vaporizer while he slept, and he woke up to a room full of pee mist.
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Maybe your sister hid your family's dog in the bathroom and convinced you that he ran away.

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Or maybe you did unspeakable things to your siblings' toothbrushes when they weren't around and watched in satisfaction as they brushed with them later.
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