of really intense training to do stuff that I didn't think I could possibly do. Cameron and I are the same height and weight and... We're really a good pair, except for the fact that I'm 12 years older than her. So I kept saying things like, "I'm a mother, don't kill me!" [Laughs.] Meanwhile, she's a force of nature. But we had a really good time. She knows these two amazing Chinese women doctors, and every night we had acupuncture, because we were really doing full-contact. We would look at the monitor, and we would go, "It's not fast enough." You can't really fake this stuff, so we were really kind of going at it. But she was just a complete doll to work with, and we became great friends. We had the best time. Of course, the scene with Bill and I, where she comes over and he's lighting a fire... [Laughs.] It was so funny. There were so many takes that didn't work because somebody from the crew would start laughing. When Bill puts his head in the ice bucket because it kind of ignites his face  when he's lighting the fire... just things like that. It was one of the only times that I've ever actually been nervous. And Bill's a friend of mine, but all of a sudden that morning, I looked at him and said, "Bill, I'm so nervous." He said, "Aw, c'mon, we're friends, this should be fun." I said, "Yeah, but you're