1. When they understood the urgency of needing your BFF immediately.
2. When this glorious interaction happened.
3. When Anna let us in on this secret.
4. When they publicly cherished each other through a serenade on Twitter.
5. When they weren't afraid to continue the PDA on Twitter.
6. When they decided to make a spontaneous trip to Mexico and this happened.
7. And this.
8. Oh, and this.
9. When their beauty shined through the blur in this photo.
10. When they supported each other like no significant other ever could.
11. When Aubrey wasn't afraid to tell Anna that she wanted her attention.
Hmm, hopefully when I'm 70, Anna Kendrick and I will have our multicam sitcom, exactly like The Golden Girls. We'll just be two fast-talking sexual ladies hitting on younger guys.
13. When Rolling Stone announced that Aubrey Plaza would be voicing Grumpy Cat in the 2014 Christmas movie.
14. When Aubrey knew it was important to reward Anna's healthy eating progress.
15. When they let us know that Mike and Dave Need Wedding Dates (set to release in 2016) was pointless because they were going to shoot a better movie.
16. When Anna showed she truly understood what Aubrey needed for her birthday, like the true friend she is.
This post was created by a member of BuzzFeed Community, where anyone can post awesome lists and creations. Learn more or post your buzz!