Nicole Kidman may be an Oscar-winning actress, but even she gets intimidated by certain roles.The actress opened up to Chris Rock about her role as Lucille Ball in the biopic where she revealed that she is «way out of my comfort zone.» The two, who interviewed each other for, began by touching on Kidman taking on different accents, before digging into her latest role.«I’ve had to put in an enormous amount of time on Lucille Ball right now, because she has a very particular way of speaking,»