"I'm still shooting ['Huntsman'], I'm going back in two days," Theron told us as she promoted the comedy "Young Adult." "I haven't really worked with [Kristen]. I've done some small things with her, but we're about to shoot our big showdown, and fingers crossed for me. It's the big battle. I'm just really, really, really hoping I get to kill her," she said with a smile. "That is how the story ends up, right?"