HOLLYWOOD: Iron Man 3 has grossed over $1 billion. The Marvel Studios sequel has become the 16th film in history to pass the milestone, reports ComicBook.com. As of Friday, the film had earned $311,404,000 in the US and $698,900,000 globally for a grand total of $1,010,304,000. Four of the 16 films have been superhero movies, with Iron Man 3 joining The Avengers, The Dark Knight Rises and The Dark Knight. With the film only on its third week of release, it is expected to continue moving up the chart.–DS