Despite cancelling the party when she realised her mistake, 1600 revelers still descended on her Hamburg home.
'I'm so terribly sorry, I didn't want this to happen at all,' she told a German newspaper. 'When I was sitting with my grandmother on the sofa and heard what was going on I was totally shocked. A friend said that bottles were being thrown and fences being broken down. I felt terrible.'
Do you let your kids use Facebook for 'events'? Or is it just too risky?
More on Parentdish: Why I don't want to be a Facebook friend to my children.