If you have one or more siblings, you'll know that they can be your best friend or your bitter fucking enemy depending on the day of the week. But at the end of the day, you still love them enough to tell them they are adopted, even if they aren't. 

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hilarious sibling rivalry

via kill3rm0nkey

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hilarious sibling rivalry

via knowyourmeme

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hilarious sibling rivalry

via Cleavily

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hilarious sibling rivalry

via davedawg2000

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hilarious sibling rivalry

via Rrrandomhero