Britney Spears is out of rehab ahead of a court hearing in her DUI case. Us Weekly has learned that the "Toxic" singer, 44, recently checked out of a treatment facility after entering on April 12. Spears has an arraignment hearing scheduled on Monday, May 4, at the Ventura County Superior Court following her DUI arrest near her home on March 4. On Thursday, April 30, a spokesperson for the Ventura County District Attorney's Office confirmed to Us that Spears was officially charged with one misdemeanor count of driving under the influence. "Whether or not Ms.