Sir Paul McCartney has branded his marriage to Heather Mills one of the worst mistakes of the decade — and his life.

The Beatles legend wed the former British glamour model in 2002, but the couple separated in 2006, leading to a very public divorce battle. Poor Paul was forced to fork over $38.9 million of his massive fortune when the lengthy proceedings finally came to a close in 2008.

But that hasn’t stopped Heather from blasting him in public every chance she gets.

In a new interview with Britain’s Q Magazine, McCartney was asked if getting married again was his greatest mistake of the last decade. To which he replied: “OK, yeah. I suppose that has to be the prime contender. These things happen. I tend to look at the positive side, which is that I have another beautiful daughter out of it….”