Snow White and the Seven Dwarves (1937)

"Mirror, mirror on the wall, who's the fairest of them all?" Almost everyone of all ages already knows who and where this came from. The story follows Snow White, who lives with her evil stepmother, the Queen. As she's spiteful and afraid with the idea of her stepdaughter being titled as "the fairest of them all," she had to take harsh measures to ensure it was only her, the Queen, who'll get the said title.