Country superstar Keith Urban has checked himself into an unnamed rehabilitation centre in an effort to beat his drug abuse demons. In a statement sent out to news groups yesterday (20OCT06), the singer has admitted he voluntarily admitted himself to a treatment facility on Thursday night (19OCT06). The Australian star, who has been candid about his past drug problems, has thanked his new wife, Nicole Kidman, for her support as he struggles with a relapse. In the statement, sent out by his publicist, Urban says, "I deeply regret the hurt this has caused Nicole and the ones that love and support me. "One can never let ones guard down on recovery and I'm afraid that I have. With the strength and unwavering support I am blessed to have from my wife, family and friends, I am determined and resolved to a positive outcome." In an added statement to fans on his website, the country singer writes, "I feel calm and optimistic about the future and with finally coming to terms with the reality of my condition." As a result of his treatment, all immediate appearances for his forthcoming CD have been postponed. Urban and Kidman wed in Sydney on 25 June (06).