Rosie O'donnell Wasting Away!

Rosie O'donnell Wasting Away!

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FORMER TV heavyweight Rosie O’Donnell is looking gaunt — and old — after losing an estimated 75 pounds!

Now, friends say the loud mouth funny girl is becoming unglued as she’s eaten alive by personal problems, bad press and links to a shocking murder.

New photos show the troubled 56-year-old looking ragged — and insiders say the five-foot-seven star’s weight has suddenly plunged from 225 to 150 pounds as she grapples with setbacks and bad publicity she fears will send her career into a tailspin.

“Rosie looks terrible and is acting unstable and erratic,” says a source close to the mouthy jokester. “Her life is a mess and her health has gone downhill with it.