So many embarrassing photos.
You met when you were babies, because your parents are also best friends.
When you go round their house it's fun for everyone.
Jen / Via Flickr: jenrab
So you have loads of adorable pictures of yourselves growing up.
Squelle/Wikimedia Commons / Via en.wikipedia.org
You probably went through a regrettable experimental teenage fashion phase together.
Probably involving these belts and something with a lot of neon.
goober79/eBay / Via ebay.co.uk