1.
When you know there's one person you can always wake up:
2.
When you've heard some salacious gossip and you need to share it:
3.
When you've just learnt a new trick and you have to spread the word:
4.
When you forget who owns what:
5.
When you accidentally copy each other:
6.
When you two aren't the only BFFs who miss each other:
7.
When you want to plan your future together:
8.
When you need a confidence boost:
9.
But also when you're feeling hot:
10.
When you need to find out who your sister alter-egos are:
11.
When you freak out because you don't know your sister's new friends:
12.
When your mum's being ridiculous and you need to warn your sis:
13.
When you've tried a new food combination and need a second opinion:
14.
When you think you know what you think but you don't know if you know what you think:
15.
When you've just been to a family event and need to dissect every detail of it:
16.
When you've been apart too long:
