Julia Roberts's Smiling Pictures Over the Years

Julia Roberts turns 45 today, and to celebrate, we're taking a look back at some of her happiest moments. The actress, activist, wife, and mother of three has always been known for her megawatt smile and infectious laugh. Over the years, she's shared sweet and smiley moments with husband Danny Moder and children Henry, Phinneas, and Hazel, as well as her many A-list costars. In honor of Julia's special day, click through to see all of her happiest moments!