Nicole kidman husband country singer

Keith Urban is turning 57, and there's no doubt that the father-of-two will be spending the special occasion with his daughters and beloved wife, Nicole Kidman.

The Australian power couple have been utterly inseparable since they first met in , and have become each other's biggest supporters.

The country music star's fans will often spot his A-Lister wife backstage, listening intently to songs dedicated to her. Meanwhile Keith can be found just as many times by the actress's side on the red carpet.

Keith has described his wife as having changed his life: "Meeting her and getting married wasn't life-changing, it was life-beginning," he told CBS.

To celebrate the "Blue Ain't Your Color" singer's special day, here's a look back at the iconic couple's incredible marriage.

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