 As he nears the building, pieces of the comet destroy the road in front of them, and the cabby flees; Clark takes this opportunity to change clothes in the back of the car, becoming Superman.Superman saves Lois from the rubble of comet-shards, and then streaks towards the hurtling comet, striking it full-force, but he bounces off, delaying the inevitable only slightly.While Superman lies unconscious, more comet-shards crush buildings, cars and trains across the town.