Following a North American concert tour and a film appearance, Simpson released a second number-one album, I Am Me, in October 2005. Her third album, Bittersweet World, was released in April 2008. The following month, she married musician Pete Wentz and announced that they were expecting a child. On November 20, 2008, Simpson gave birth to their son, Bronx Mowgli Wentz. Simpson filed for divorce on February 8, 2011, citing "irreconcilable differences."
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