Nicole Kidman revealed to W Magazine how a feature in her bathroom has kept her marriage with Keith Urban, both 57, strong almost two decades on from when they tied the knot in Sydney, Australia.

Nicole Kidman recently opened up about her marriage to husband Keith Urban, who she tied the knot with in 2006. The “Babygirl” star, 57, who shares daughters Sunday Rose, 16, and Faith Margaret, 13, with the singer, also 57, revealed the secret to their bliss is quite simple.

The Golden Globe winner married the country singer in June 2006. The couple are the parents of daughters Sunday, 16, and Faith, 13.