A classic flick that centers on a small-town man (James Stewart) who feels so limited by his circumstances that he contemplates committing suicide on Christmas Eve, It's a Wonderful Life screens at 7 tonight at the Capitol Theatre as part of the theater's Happy Hour Classic series. Tickets cost $10, and the price of admission includes a complimentary cocktail or soft drink during a reception that begins at 6 p.m. (Niesel)