Why Charlize Theron Knew She Would Adopt Her Kids: 'It Was Always My First Choice'

Of all the parts Charlize Theron has played throughout her successful career — a super-spy, a one-armed warrior and a mom suffering from postpartum depression in her new movie Tully (out May 4), to name a few — the Oscar winner says the role that makes her the happiest these days is the one she plays for an audience of two.
“My kids make me laugh like nobody’s business,” the actress, 42, tells PEOPLE for this week’s issue of being mom to August, 2½