Nicole Kidman wowed her fans with a new photo shared to Instagram at the weekend. In the backstage snap, the actress and her country singer husband Keith Urban were clearly smitten with each other.The pair were pictured walking down the corridor, and Keith had one arm around Nicole's waist, while she rested her hand on his shoulder.SEE: Nicole Kidman's latest photo from Greek vacation will take your breath awayThe Nine Perfect Strangers star wore a black crop top that showcased her six-pack, teamed with skinny black trousers, a blazer and matching shoes.Her long hair was worn in loose waves while her husband wore jeans and a T-shirt.WATCH: Nicole Kidman and Keith Urban share romantic moment on stageThe mother-of-four captioned the image: "On tour backstage Nashville, Tennessee," adding a heart emoji.MORE: Keith Urban and Nicole Kidman to spend rest of year apartSEE: Nicole Kidman shares relatable behind-the-scenes photo from the set of her untitled rom-comThe star's fans were quick to gush about the picture, with one commenting: "Nicole you looked amazing last night.