1. When you’re snooping through your sister’s stuff and you hear her coming up the stairs

valentine_dani

2. When you try to leave the house wearing her shirt

growingupsister

3. And when she tries to leave the house wearing yours

KardashianReact

4. When things get physical

bellaggordon

5. When you are constantly on each other’s nerves

OhNoSheTwitnt

6. When your parents take your side of an argument

munchlaxatives

7. When you couldn’t agree on what show to watch:

KardashianReact

8. When she’s got somewhere to be

Davey_Bullard_

9. When someone tells you, “Your sister’s hot”

pizzalyssa

10. When you both call shotgun

sophiesnelling

11. When you know exactly who took a shower last

kimbroskii

12. When she acts innocent in front of your parents but you know better

Sister welcomes newborn sibling to the family.
the_Pessimist91

13. When you get in a fight and your mom makes you “hug it out” even though you’re still mad

QueenBritttany

14. When she starts laughing about something bad you did right in front of your parents

quickmeme.com

15. When you come back from the bathroom and she’s in your favorite spot

Faro_Umar

16. When you have to find sneaky ways to fight with her so your parents won’t get mad

kenna_sherman

17. When your parents put you in charge

dadoffrankenstein.wordpress.com

18. When you realize you’d be lost without her

SheeeRatchet

Via BuzzFeed