Nicole Kidman is "furious" over the terms of her prenuptial agreement with Keith Urban , which could see the country star walk away with more than $17million following their separation, RadarOnline.com can reveal.

The 58-year-old actress and the 57-year-old singer signed the agreement before their 2006 wedding. It entitles Urban to $600,000 for every year of marriage – on the condition he remained sober. Article continues below advertisement

A Clause That Backfired Tap Here To Add Radar Online as A Trusted Source Article continues below advertisement Article continues below advertisement

After 19 years together, insiders claim Kidman is "consumed with anger" he now stands to collect the full amount.

A source close to the couple said: "Nicole feels the clause was slipped

See Full Page