Article continues below advertisementNicole Kidman showed Keith Urban what he's missing out on as she dominated the runway in a show-stopping ensemble at Vogue World: Hollywood.The Babygirl actress opened the star-studded runway event at the Paramount Studios lot in Los Angeles on Sunday, October 26, roughly one month after news broke about her shocking separation from the famed country singer.As Vogue's October cover star, Kidman emerged at the show's start as she walked to a backstage version of "Put the Blame on Mame" - performed by Rita Hayworth in the 1946 classic film Gilda.