Gwyneth Paltrow and Scarlett Johansson denied long-standing rumors that they were feuding while co-starring in "Iron Man 2." The "Marriage Story" star made an appearance on the Tuesday episode of Paltrow's "The goop Podcast" during which the two actresses recalled working together on the 2010 superhero movie. In the hit sequel to 2008's "Iron Man," Paltrow, 50, reprised her role as Pepper Potts and Johansson made her Marvel Cinematic Universe debut as Natasha Romanoff/Black Widow. "People ask me, 'Is it true that you and Scarlett Johansson didn't get along on "Iron Man?"' " "The Politician" alum said.