One minute they're on the next minute they're off! But this time it's final, Kelly Brook and Billy Zane are officially done for good!

The couple who took a five month break in March were said to be happier than ever after they reconciled in May.

But although they looked to be enjoying time together, it's now claimed their yo-yo relationship is over.

Friends of the couple said they had been drifting apart because or their long distance relationship as 42-year-old Billy is based in the US.

According to the Daily Mirror Kelly ended the lover's four year relationship in an emotional phone call last week.

The couple were set to marry but a reluctant Kelly kept putting it off and is now happy with the decision.

A source said: "She's glad she got back together with him to give things another go. She was desperate to saver their relationship but, at the end of the day, it just wasn't to be."

Source