Dirty Sexy Money star Samaire Armstrong has entered an "outpatient facility" due to "personal issues" but will continue to work on the show, her rep said today. "Samaire Armstrong decided to enter an outpatient facility to deal with some personal issues in a therapeutic atmosphere and is doing well," said her rep in a statement. "She continues to on her show and will be completing her treatment in a matter of weeks." The nature of the personal issues wasn't revealed. Armstrong also appeared on The O.C. and Entourage.