Can you only have one BFF at a time? I am trying to complete the Friend of the World aspiration and am on the last step, to have had 5 BFFs. I achieved this once but cannot seem to do it again. I h...
I've had Sims with BFFs turn around and ask someone else to be their BFF without issue. You have to use the Become Best Friends interaction, though. It doesn't just happen.