Nicole Kidman [1] had the support of her husband, Keith Urban [2], at the opening night Photograph 51 in London on Monday. The couple brought their adorable brand of PDA [3] to an afterparty for the play, which Nicole has a starring role in; the Oscar winner portrays British chemist Rosalind Franklin [4] in the West End stage production, which garnered rave reviews in its first night. Keep reading to see Nicole and Keith's cute London appearance, then get a rare glimpse of their two daughters [5], Sunday and Faith.