Wanting fame and fortune as a dancer, Melissa James took Craig up on his offer to introduce her to his A-list friends and moved in with him and Kelly. But the growing conflict between the two women became strained — and turned deadly.

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Kelly Ryan already knew that Craig Titus was the "bad boy" of body building. After turning him down on numerous dates, she finally gave in. A year later, they were married. But Craig had a secret. And her name was Melissa James.

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In January 2005, Sarah Kolb decided to end her friendship with Adrianne Reynolds for good. With the help of Harli Quinn, they lured Adrianne into Sarah's car and drove to a fast-food restaurant. The two strangled Adrianne to death in the backseat.

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Adrianne Reynolds was new to town, and what she wanted more than anything was to make friends. She made them quickly in Sarah Kolb and Harli Quinn. But if Adrianne wanted to stay friends with the pair, she would need to pass a loyalty test.

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She didn't just have a crush on Cubs first baseman Eddie Waitkus, she genuinely believed that the two were in love. So when Eddie got traded to the Phillies, Ruth Ann Steinhagen took it personally. And if she couldn't have Eddie, nobody could.

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In the fall of 2011, a 17-year-old model struck up an online relationship with NBA player Chris “Birdman” Andersen. But someone else was pulling the strings of their ill-fated romance.

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When Jenelle Potter's crush, Billy Payne, started dating another woman, she used Facebook to spread rumors about the couple. But when a CIA agent contacted her parents, informing them that Payne was a threat to Jenelle's life, they took matters into their own hands.

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An online love triangle between 18-year-old Tommy, 17-year-old Jessi, and 22-year-old Brian turned tragic when their romantic fantasy world collided with their harsh realities.

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Shortly after Tara Lynn Grant returned to Michigan from Puerto Rico, she went missing. Her husband Stephen filed a missing person's report, but when detectives came to check out at their house, it told a different story.

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