On Tuesday, Nicole Kidman [1] and Keith Urban [2] were all smiles while exiting their London hotel. The couple, who is known for displaying copious amounts of PDA [3] around the world, walked hand-in-hand out of the building, and Nicole stopped to sign autographs and pose for pictures with fans. Just last month, the famous duo celebrated [4] the opening night of Nicole's play, Photograph 51, in which the actress portrays British chemist Rosalind Franklin. Read on for more of the pair's outing, then get a rare glimpse of their daughters [5].