This can't be right.
Last night (Sunday) as described in the article, just about every in the country right now (

) knows that Bieber was in Melbourne. Then the article says she was invited to a listening party in Sydney (an entirely different city) - and then says that law enforcement in Victoria (the state in which Melbourne is situated) responded to the call.
Think TMZ could use a geography lesson
if they are making this up - which it seems like they are.