Women Who've Been Cheated On
Credit: Bryan Bedder/Getty Images; Tamara Beckwith/Splash News
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Christie Brinkley vs. Diana Bianchi
In 2008, Brinkley's husband Peter Cook (dad to their two kids) admitted to a sexual affair with Bianchi, his 19-year-old assistant. Brinkley and Cook divorced that year. "I would never get married again," the supermodel later told Ladies Home Journal. (She has been wed four times.)