history: I'm so lucky that I have had a best friend for 20 years.  My best friend and I have been friends for over 20 years. I feel really lucky to have such a great friend.
current: That's so great! You guys have been able to stay close after so long! You must be very compatible with each other
next: we really are, we live over 500 miles apart now yet still best friends, it's pretty cool. 