First came the twerking and the sledgehammer, then, at the weekend, we saw the first real indication that Miley Cyrus and Liam Hemsworth were done and dusted -- she unfollowed him on Twitter.

Now, a source close to the on-again, off-again couple confirms what everyone has feared: The ex-Disney starlet and her Australian hunk are officially "on a break."

"They've split for now," the insider told Breaking Celebrity News. "Miley and Liam have a very tumultuous relationship and both are exhausted. It's a complicated relationship. The wedding is on hold, for now. It's not cancelled but it doe