Friend List.

Idk about other people.. But i am logging on and finding new friends on my list and i dont even know them not a name change or anything... and when i go to delete them i crash... and cf error thing pops up and when i press close it freeezez the pc... But i know away to get the non freezeing thing.. just press alt tab close it and then u can proceed without being frozen.. But still.. plz fix the friends list problem.