On Christmas Day, a new movie version of Louisa May Alcott’s Little Women will hit theaters, directed by Greta Gerwig and starring Meryl Streep, Emma Watson, Saoirse Ronan and others. Meanwhile, tonight, TCM presents two cinematic versions of this enduring 1868 novel: At 8 p.m. ET is the beloved 1933 version, directed by George Cukor and starring Katharine Hepburn and Joan Bennett. That’s followed, at 10:15 p.m. ET, by the 1949 version, directed by Mervyn LeRoy and starring