Ashlee Simpson

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Singer Ashlee Simpson, sister of actress and singer Jessica Simpson, star of the film "The Dukes of Hazzard", poses as she arrives at the film's premiere in Hollywood July 28, 2005. (Reuters/Fred Prouser)

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Ashlee Simpson arrives at the 2005 MTV Video Music Awards in Miami August 28, 2005. Simpson is nominated for Best Pop Video. (Reuters/Mario Anzuoni)

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Ashlee Simpson arrives at a pre-Grammy party hosted by Clive Davis in Beverly Hills, California February 7, 2006. (Reuters/Fred Prouser)

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Ashlee Simpson performs at a concert in Los Angeles, California on June 7, 2006. (Reuters/Lucas Jackson)

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Singer Ashlee Simpson arrives at the 2005 Teen Choice Awards at the Gibson Amphitheater in Universal City, Ca. August 14, 2005. (Reuters/Chris Pizzello)