Book excerpt: Santa Claus is in trouble! Who will save Christmas? This A-to-Z guide to holiday films, television movies and series specials provides cast, credits, production information and commentary for 228 cinema Christmases that were almost ruined by villains, monsters, spirits, secularism, greed, misanthropy or elf error--but were saved by helpful animals, magic snowmen, selfless children or compassionate understanding. Reviews and references are included.