14 Things You’ll Only Understand If Your Sister Is Your Best Friend
If your sister also doubles as your BFF, you're lucky.
The relationship you have is so much stronger than any regular old best friendship because you have lifelong memories, shared genetics and an unbreakable bond.

(Full House via Warner Bros. Productions)
Grab your sidekick sibling and scroll through these 14 totally relatable things only you two will understand. Be prepared to feel more connected than ever.
She's Always There for You
You love that you have a constant bestie you can always rely on. Even if you move away from each other, you will always stay in touch. No matter what. They've known you since your very beginning, and they can't really get rid of you–which is totally fine.

(Full House via Warner Bros. Productions)
She's There to Rescue You During Family Gatherings
When your whole family gets together for big events or holidays, you always have someone who will help you stay clear of your crazy relatives. You act as each other's buffers.
She Sticks Up for You
If someone tries to pick on you, you know sis has your back. She's not going to let just anyone smack-talk you–unless it's her, of course. It's kind of her unofficial job just to protect you from any haters.
You Can Side-Eye Your Parents Together
When one of your parents does something horribly embarrassing, you have someone who can cringe alongside you.

(Full House via Warner Bros. Productions)
Your Secrets Are Safe With Each Other
You share secrets with each other that even your closest friends don't know. There's an intense trust between you two that no one will ever really be able to understand.
Also read about: What Exactly Is Sister-Zoning, and Is It Happening to You?
You Trust Her Guidance Every Time
When you need any sort of life advice, you go straight to her. She truly knows you better than anyone–even yourself sometimes!
Your Feuds Never Last Long
Even when you argue, you always make up, because A) You live under the same roof. B) Your mom makes you. C) You can't stand not telling her every itty-bitty detail of your day.

(Full House via Warner Bros. Productions)
There's No Division Between Your Wardrobes
You constantly borrow clothing without asking her. You're both mutually okay with it because it gives you twice the wardrobe!
Also read about: The Greatest Movies That Celebrate Strong Sisterhood
Together, You're a Tiny Bit Psychic
You can sometimes read each other's minds. No joke. It's really a gift.
She's Always Honest About Your Choices in Boys
If the guy you are crushin' on is not good enough for you, your sis will be sure to let you know. Your other friends might not be brave enough to tell you, but, rest assured, your sis will speak her mind.

(Full House via Warner Bros. Productions)
Neither of You Is Afraid to Call the Other Out
Because there are no boundaries between you two, you call each other out when you believe the other is in the wrong. You know you can be 100% honest with each other, because neither of you hold grudges toward the other.
Also read about: 5 Reasons We Always Wished We Had a Sister Growing Up
Your Friend Group Is One Big Happy Family
You share friends, and you don't even mind. The more the merrier.

(Full House via Warner Bros. Productions)
She Accepts You, Quirks and All
If you act like the biggest weirdo on the planet, your sis won't judge you one bit–she's totally used to your quirkiness.
You Couldn't Imagine Not Loving Your Sister
When other people complain about their siblings, you just don't understand, because you couldn't imagine living a life without your built-in bestie.
If you don't have a sister but are surrounded by brothers, we might have a little something for you! Check out THESE 12 struggles you'll only understand if you have a younger bro.