Meier's 2006 suicide by hanging, just hours after she read those final messages, made worldwide headlines and prompted calls for social networking sites like MySpace to crack down on cyber-bullying.
Several hours after the final message, Meier, who had argued with her mother over the relationship, hanged herself in the closet of her bedroom in a St. Louis suburb, still unaware that "Josh" did not exist.
Drew, who faces a maximum sentence of 20 years in federal prison if she is convicted on all of the charges, was expected to surrender to authorities in Missouri.