It's a classic holiday story in which a snowman magically comes to life. No, his name isn't Frosty, and he doesn't live in America. But that doesn't make "The Snowman" any less beautiful and engaging.

Viewers are in uproar this Christmas Eve (December 24), as their yearly tradition of watching Channel 4's The Snowman has been disrupted by adverts. The airing of the 1982 animated adaptation of ...