Mila Kunis recently told Vogue magazine while marking the 15th anniversary of “Black Swan” that her preparation for the ballerina thriller consisted of “a lot of dancing and very little eating.” Kunis starred in the Darren Aronofsky-directed film as Lily,

Black Swan star Mila Kunis revealed the details of grueling routine while preparing for the Oscar-nominated psychological horror.

Darren Aronofsky recalled unsuccessfully trying to start a feud between Natalie Portman and Mila Kunis to ramp up the onscreen tension in 'Black Swan': 'They're both very clever and were instantly privy.