Sean Penn and Petra Nemcova? Yup, you heard that right. You could almost hear the sound of eyebrows raising as the two walked the red carpet at Elton John’s Oscar party. The soiree was one of the hottest events in town thanks to the cancellation of the annual Vanity Fair party, so if Penn and Nemcova are together and hoping to keep things low key, they stepped out at the wrong party. Also at the Elton John bash: Oscar winner ...