"I was in the room next to them, listening to the 'Titanic' soundtrack trying to stay in sad, teary mode," Robbie recalled. "It was very surreal."

How does Margot Robbie turn on the waterworks when preparing for a big scene? “I can even just hear the theme music of ‘Titanic,’ and I’ll be bawling,” Robbie said in an upcoming episode of the “Talking Pictures: A Movie Memories Podcast.

Margot Robbie left Martin Scorsese and Leonardo DiCaprio stunned after she 'hauled off and gave him a thunderclap of a slap on the face' during her audition for The Wolf Of Wall Street