Don't worry if you see the following attempt at panic inducement sitting in your mailbox - it may look as though something has gone wrong with your Facebook account, but it's just a ruse to convince you to click the provided link.
The message reads:
"[Name], your messages will be deleted soon responsibly
You haven't been to Facebook for a few days, and a lot happened while you were away.
Your messages will be deleted soon."
Clicking either the View Messages or Go to Facebook button will result in the clicker hitting a php page on a .com(dot)au URL, before being redirected to a Canadian Pharmarcy page:
Unsurprisingly, we do not recommend purchasing random pills from websites you've discovered via fake Facebook spam mails.
No matter how urgent-sounding or laced with impending doom a mail sounds, always consider that the sender simply wants you to click through with as much speed and as little thought as possible. In those types of scenario, there is only ever going to be one winner...