VIDEO: Michael & Jason Call 'Scott Pilgrim' Training "Miserable"

Michael Cera and Jason Schwartzman had to do a lot of training to play rivals in their new film, Scott Pilgrim vs. The World — so much work, in fact, that they say getting into shape was a "miserable" experience.

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Michael and Jason tell PopSugar that their fight scene in Scott Pilgrim vs. The World took two and a half weeks to film. In order to get into physical shape for that lengthy fight, the boys had to go through many "miserable" workouts.

But Michael had to make the ultimate sacrifice for the film in terms of his relationship with his girlfriend.

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Watch the video below!