Keith Urban and Nicole Kidman
07/21/2009 AT 05:00 PM EDT
, checking out hubby Keith Urban
's concert at L.A.'s Staples Center. Sporting a casual, white peasant dress, Kidman watched the first song from a seat on the floor before moving closer to the stage for the rest of the show. At one point, Urban gave a nod to Kidman before singing "Only You Can Love Me This Way" from his album Defying Gravity
. "I want to dedicate this to my wife, who happens to be here tonight," the country star said from the stage, eliciting cheers from the crowd.