Matt Donnelly Senior Film WriterThe William Morris Endeavor agency has launched a new division for representing and servicing celebrity and brand estates.Run by Phil Sandhaus, a veteran estate manager and consultant to late icons like Frank Sinatra, Buddy Holly and Whitney Houston, the new WME shingle will bring trailblazing artists and iconic brands into the modern business landscape.At launch, WME Legends has signed the estates of: performance artist and comedian Andy Kaufman (“Saturday Night