Silent Comedy This Weekend at AMMI
  Some great silent comedies on deck this weekend at the American Museum of the Moving Image. Saturday, March 14 at 4pm, two by  Buster Keaton: Seven Chances (1925) and The Playhouse (1921). And Sunday, March 15 at 2pm, Charlie Chaplin in Modern Times. Directions, tickets and info at http://www.movingimage.us/films/2014/03/15/detail/see-it-big-comedies/ For more on comedy film history …