Jennifer Lawrence has said yelling at Bradley Cooper in their new film Silver Linings Playbook came very naturally to her.
The Hunger Games beauty and The Hangover hunk star with Robert DeNiro in David O Russell's new film, adapted from the novel by Matthew Quick about a man who has lost everything (Bradley) and moves back in with his parents, where he befriends a mysterious widow, played my Jennifer.
Asked if she related to her character at all Jennifer said: "Your own voice automatically comes out, because if you're being natural in your mind, it's going to come from your own voice.
"The things that my friends and family have said is the most 'me' moment is the times I'm running up behind him and yelling 'Hey!' Apparently that's a very familiar noise when you're around me, 'Hey!'
"That's what I've heard the most - that was me in that moment."
The 22-year-old actress revealed she had to have extra dance training for the film, because she was so terrible.
Jennifer said: "I had about double Bradley's. I had extra homework because I'm an extra bad dancer. I'm awful!
"We had an amazing choreographer, She worked really hard with me. About two weeks I think."