From Wikipedia, the free encyclopedia Ashlee Nicole Wentz, (née Simpson; born October 3, 1984), is an American recording artist and actress. Simpson, who is the younger sister of pop singer Jessica Simpson, rose to prominence in mid-2004 through the success of her number-one debut album Autobiography and the accompanying reality series The Ashlee Simpson Show. Simpson received widespread notoriety when she attempted to lip-sync with a pre-recorded vocal track on Saturday Night Live in October 2004. 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." Description above from the Wikipedia article Ashlee Simpson, licensed under CC-BY-SA, full list of contributors on Wikipedia.