Summer blockbuster season is officially underway, and one of its biggest stars, Scarlett Johansson, didn't disappoint at the premiere of her soon-to-be smash "Iron Man 2" in a structured, one-shoulder Armani Prive masterpiece and sparkly pumps. Lester Cohen/WireImage.com - April 26, 2010
Lester Cohen
Scarlett Johansson and Gwyneth Paltrow go glam for the LA premiere of "Iron Man 2."