Accompanied by carolers, bell ringers and town criers in period costumes, "Disney's A Christmas Carol" made its world premiere Tuesday night in London's Leicester Square. Robert Zemeckis' 3D motion-capture animated take on the Dickens classic stars Jim Carrey as Ebenezer Scrooge and the Ghosts of Christmas Past, Present and Future. The cast also includes Gary Oldman (Bob Cratchit),