‘We will always be brothers... until he inevitably drops me off a cliff.' These stars were friends before they were famous

The less of these you have, the more one is worth. That's right, it's a friend!
When you're a successful Hollywood star it's important to have good pals that you can count on and trust and it's even better if that pal is a celebrity too and can relate to what you're going through.
The stars in this list were all friends before they found fame...