Who saw this coming.  Charlie Sheen is out of the hospital and in rehab.  Just two days after his thirty six hour bender that ended with him on an ambulance stretcher, Charlie checked into an undisclosed treatment facility Saturday.  Production on his CBS sitcom, Two and a Half Men has been put on hold while he tries to get clean.  This is third time Sheen has been to rehab.  Let's hope the third time's the charm