Mila Kunis and Natalie Portman Mila Kunis and Natalie Portman

Mila Kunis is the latest to come to Natalie Portman's defense against her dance double's claims that the Oscar winner only did a small portion of the dancing in Black Swan.

"Natalie danced her a-- off," Kunis tells Entertainment Weekly. "I think it's unfortunate that this is coming out and taking attention away from [the praise] Natalie deserved and got."

Black Swan director: Natalie Portman did 80 percent of the dancing

See photos of Natalie Portman