How the Grinch Stole Christmas! (1966)

Filled with disdain for the joy of the nearby Whoville, the Grinch plots to ruin Christmas for the cheerful villagers. Donning a Santa Claus costume and transforming his loyal dog into a reindeer, he embarks on a mission to pilfer all the festive decorations and gifts. His heart full of resentment, he plans to erase their holiday spirit by stealing everything that brings them joy.