Buzz·Posted on Feb 26, 201516 Truths In Every Brother/Sister RelationshipHe's MY BROTHER, not my boyfriend!by Christian ZamoraBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. Since day one, you've been each other's best friend... View this photo on Instagram 2. ... And greatest nemesis. View this photo on Instagram 3. Occasionally, you two joined forces and were each other's partner in crime and brought the worst out in each other. View this photo on Instagram 4. Your whole childhood was a constant power struggle of getting the most attention. View this photo on Instagram 5. And you were always trying to outwit, outlast, and outplay each other to earn the title of "Last Sibling Standing." View this photo on Instagram 6. If you were the brother, you gave in to at least one makeover from your sister. View this photo on Instagram 7. And if you were the sister, you probably fell victim to your brother's pranks one too many times. 8. Old photo albums are filled with pictures basically summing up your love/hate relationship as children. 9. And no matter how much has passed since then, not much has changed. View this photo on Instagram 10. As you've grown up, you've become closer as your sibling rivalry has decreased. View this photo on Instagram 11. But that doesn't mean you aren't waiting for the opportune moment to unleash blackmail. View this photo on Instagram 12. You can't think of another person in the world who you'd act in the same manner around. View this photo on Instagram 13. You're extremely protective of each other when it comes to dating. View this photo on Instagram 14. And more often than not, people think you two ARE a couple when you're out together. View this photo on Instagram 15. Even though your sibling can still be a little shit from time to time... 16. ... At the end of the day, there's nothing stronger than a brother/sister bond. View this photo on Instagram