They say that nothing is permanent in today's world. But they're wrong. Things come and go, you witness ups and downs, relationships begin and end, but there is one thing that stays just the same: our old friends. They've seen us transform from bratty kids to grown up professionals and even if we don't meet them often, they make our lives better just by being a part of it. But very often, we get too busy or are just plain lazy, and end up losing touch with them. However, it's never too late to pick up the phone and make a plan. Here are 11 reasons that will make you call your old friends:

Because you always pick up right where you left off.

Even if you meet them after ages, there will never be any kind of awkwardness. You always pick up right where you left off.

You see kids calling out to their 'BFFs' and you know you've really got your forever in your old friends.