GODFATHER gangster Robert De Niro divorced his wife, Grace Hightower, in a ferocious war over cheating and domestic abuse — but managed to hide the proceedings from Hollywood, sources tell GLOBE!
Amazingly, the Raging Bull icon, 75, and Grace, 63, put their differences in the past — and even publicly renewed their wedding vows — while convincing the world they never legally divorced after De Niro filed his court papers in 1999.
Now, the Oscar winner’s lawyer insists the couple “were divorced years ago” — even though GLOBE can find no public records indicating the split was finalized after the 1999 filing.
“If they did, in fact, divorce, it will be one of the biggest secrets ever in Hollywood history,” says a source.
“Normally, you just can’t keep such a…
