1) He is the first best friend you ever had

2) He is your #1 partner in crime and you two have been through thick and thin

3) You get excited about the same things

4) He is your personal bodyguard and the first one to defend you

5) He will beat up any bully or boy who makes you cry

6) He taught you the most important life lessons like how to make mac 'n cheese or how to catch a football

7) You have permanent scars from messing around/fighting/wrestling

8) You can't count the number of times he's jumped around a corner and scared you

9) Fighting about who's in charge

10) When he's in charge, there are no rules

11) You can never go in a pool with him without being dunked multiple times, but he also makes a great partner for games of chicken

12) You learned your sense of sarcasm from him, and you make fun of each other frequently

13) He is the first one to give you crap when you trip walking down the sidewalk or when you get a speeding ticket

14) He can make you laugh like no one else can

15) He showed you how a true man should treat you