The context of the following conversation is Remy invited all Alex's friends to the party that was being held to celebrate Alex's twenty-first birthday.:
Alex says My 21st birthday party was really fun. Remy invited just about everyone I know and it was rocking'!.
The friend responds I wish I didn't live in a different state. We should have been celebrating together..
Alex responds I know - I hope someday we live in the same place again. I miss hanging out..
The friend responds Yes, it's not the same for me here. Oh well, I'm glad your party was a lot of fun. You're only 21 once!.