3. Kristen Stewart
In July, Kristen Stewart broke the hearts of Twihards everywhere when photos of the actress kissing married director Rupert Sanders hit the Internet. The scandal stunned fans, but no one was more shocked than Kristen's longtime boyfriend Robert Pattinson. The actress added fuel to the media firestorm when she released an embarassing public apology to Pattinson and confessed to wrongdoing. —XFINITY Entertainment Staff (Photo by Carlos Alvarez/Getty Images)
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