Home theater: Escape into the joyous world of musicals

If a consistent supply of joy is what you seek, no other movie genre surpasses the movie musical. Yes, I know, there are dark musicals, great ones even – like “Cabaret” and “Pennies From Heaven.” And, yes, even the frothiest musicals sometimes have sorrowful scenes. But it’s no accident that historically audiences have turned to musicals when times were especially tough. The early films of Fred Astaire and Ginger Rogers, for example, are