"This is the story of an unprejudiced heart and how it changed our valley forever." So begins Babe, a movie with a barnyard full of unforgettable characters. There's Fly, the sheepdog; Ferdinand, the quacky duck; Maa, the elderly ewe; and a trio of singing mice. In the world of Hoggett's farm, every creature has a preordained purpose until the orphaned piglet Babe arrives and turns everything upside down. (Rated "G".