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Emma Stone, Renée Zellweger & More Celebs Who Gained or Lost Weight for a Film Role — And How They Did It

People Logo People | Slide 1 of 9: <p>To play the always-dieting Bridget Jones, Zellweger packed on 30 lbs. for her first turn in the role — and was rewarded for it with an Oscar nomination. To reach her goal weight, she munched on pizza, burgers, milkshakes and candy bars, eating 4,000 calories a day. Though she took off the weight after the first film wrapped, she did it again for the film's sequel, Bridget Jones: The Edge of Reason, going from a size 4 to a size 14. For the film's third installment, she offered to once again bulk up for the part, but instead, director Sharon Maguire told her not to. "Sharon was hoping we could show that Bridget had achieved her ideal weight, but at the same time it didn't mean her life was perfect," Zellweger said.</p>

RENÉE ZELLWEGER FOR BRIDGET JONES'S DIARY

To play the always-dieting Bridget Jones, Zellweger packed on 30 lbs. for her first turn in the role — and was rewarded for it with an Oscar nomination. To reach her goal weight, she munched on pizza, burgers, milkshakes and candy bars, eating 4,000 calories a day. Though she took off the weight after the first film wrapped, she did it again for the film's sequel, Bridget Jones: The Edge of Reason, going from a size 4 to a size 14. For the film's third installment, she offered to once again bulk up for the part, but instead, director Sharon Maguire told her not to. "Sharon was hoping we could show that Bridget had achieved her ideal weight, but at the same time it didn't mean her life was perfect," Zellweger said.

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