Photo: BANG Showbiz. All rights reserved. Billy Ray Cyrus branded Firerose "dumb" and "selfish" in an expletive-filled rant.

The 'Achy Breaky Heart' hitmaker's estranged wife has accused the 62-year-old singer of subjecting her to months of "extreme verbal, emotional and psychological abuse" and a new audio tape seems to back up her allegations as he berated her during a row that appeared to be related to his timings for a performance. Audio obtained by DailyMail.com and Us Weekly magazine hears Billy say: “I needed to leave two hours ago.

" Firerose replied: "No you didn’t, you can still leave.” Her spouse then yelled: “Get the f*** out of here. I had to go when I was ready to go.

If you had just shut the f–k up ...

” The Australian singer then urged the country star to "please stop screaming" at her, which only further infuriated him. He ranted in response: “If you would’ve left it the f*** alone. If you would’ve left it alone when I told you, it’s done.

Now I’m really f****** p*****. You once again showed me you will not listen. I don’t know who the f*** you think you are but you will not f****** listen.

“This ain’t about your BRCA, this ain’t about your surgery, this ain’t about nothing. This is about you being a f****** selfish b****.” The 'Some Gave All' singer then declared he didn't think his wife was "real smart".

He added: “I’ve changed my damn mind on that s***. What you are is a selfish b****. “You cannot continue to walk all .