Gwen Stefani and Gavin Rossdaleonce seemed to be the perfect couple.

So, what went wrong?

“She was mortified, livid, and embarrassed,” an insider revealed.

Gwen Stefani and Gavin Rossdale at event

And, she added, “Nobody would believe it if I could really say what happened.

I went through months and months of torture.”

“We had 20 years together and that in itself is pretty incredible,” he said.

Gwen Stefani and Gavin Rossdale at event

“It’s a lifetime.

I still think she’s incredible.

It was a lovely 20 years and we have three amazing children.