Black Swan (2010). Natalie Portman took on the diet and training of a real ballerina. She would eat a few grapes for breakfast, a small salad for lunch, and a few more
Ballet Exercise – Get a Dancer's Body
Natalie Portman's body double: accusations, accounting and Aronofsky | Ministry of Gossip | Los Angeles Times
Sarah Lane, Natalie Portman 'Black Swan' body double, did 95 percent of dancing in film, she claims - New York Daily News
Giving to the Dance: Body Horror and Obsession with Perfection in 'Black Swan' and 'Suspiria' – Film Daze
Those Undulating Swan Arms? Not So Easy to Do - The New York Times
BLACK SWAN opens: body double Kimberly Prosa prepared ← arts•meme
What Britain's ballet stars made of Black Swan | Ballet | The Guardian
Black Swan: does it matter if Natalie Portman didn't do all the dancing? | Ballet | The Guardian