Keith Urban's ugliest Nicole Kidman moments from 'cocaine clause to public dig'Country singer Keith Urban and Oscar-winner Nicole Kidman have split after 19 years of marriage, but their relationship has gone through its battles - from Keith's alcohol abuse to a brutal swipeView 4 Images Keith Urban and Nicole Kidman (Image: Getty Images)The showbiz world was shocked earlier this week when it emerged that actress Nicole Kidman and country music star Keith Urban would be divorcing after 19 years of marriage. However, Keith, who shares daughters Sunday, 15, and Faith, 13, with Nicole, allegedly initiated their separation and swiftly vacated their Nashville residence. "Four months into a marriage, and I'm in rehab for three months with no idea what was going to happen to us. During an interview with Rolling Stone in 2016, Keith said he would have understood if Nicole left him. In an interesting statement, Keith recently compared listening to Ariana Grande's new hit, 'We Can't Be Friends,' to "audible heroin."