Robert Pattinson brought his charming smile along to the Rover red carpet in LA Thursday evening. He downplayed his own apocalypse survival chances up against his costar Guy Pearce, though things got even more interesting when we asked Rob what he would go to the ends of the earth to save. Turns out the answer isn't as obvious as you might think! Watch now, and see more from the Rover premiere tomorrow on POPSUGAR Now!
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