1. They have loved each other since day one.
2. They wear ridiculously awesome Halloween costumes.
3. And also wear these cool outfits in themed episodes.
4. They love to eat every disgusting thing you can think of.
5. Phil and Lil even encourage their buddies to go on their gross diet.
6. They enjoy participating in fun baby activities with their BFF's Tommy and Chuckie.
7. They know how to make you laugh with funny faces.
8. Even though they're babies, Phil and Lil are totally down to earth.
9. Overstepping their boundaries is what they like to do best.
10. They question things that other babies would be oblivious to.
11. They're proactive in dangerous situations.
12. They're just too damn cute. Look at those grins!
13. Phil and Lil sing a hilarious song about a trike.
14. They starred in a diaper commercial, and looked mighty fabulous while doing so.
15. These twins are very creative, and have different perspectives on what art is.
16. They absolutely LOVE their boogers.
17. The DeVille babies know how to have a good time.
18. They don't hold anything back -- especially when it comes to Angelica.
19. Phil and Lil aren't perfect. They occasionally get into baby arguments...
20. ...but in the end, they'll always love each other. That twin bond is something that lasts a lifetime.
This post was created by a member of BuzzFeed Community, where anyone can post awesome lists and creations. Learn more or post your buzz!