Answer Question
It's a bug in facebook
How come some friends go in and out of the chat box and most of the time they are not available?
How Do I Delete My Facebook Account?
Does the Facebook always show correctly the time when somebody was active? Or there can be mistakes? For example it shows 3h instead of 6h?
Can i get someone to stop showing up on my friends sidebar on facebook?
What are Facebook credits?
What does Page RPM mean in Google Adsense?
When is Google Music releasing to pubic?
If i give someone on messenger a nickname can everyone on facebook see it?