Stephanie Pratt -- Before the DUI 10/18/2009 2:10 PM PT Stephanie Pratt spent Saturday evening at a birthday party in Hollywood for Holly Montag. She spent Sunday morning in jail after she was arrested for DUI. A good time was had by all. Maybe too good. More Stephanie Pratt Stephanie Pratt Busted for DUI Share on Facebook Share on X Stephanie Pratt TV The Hills DUI Photo Galleries