Cartoon Network on Instagram: "Four animation legends. One special. Adult Swim’s “The Elephant” premieres Dec 19 | Next Day @HBOMax. @buenothebear @rebeccasugar @ianjq @someb_ooks Pendleton Ward, Rebecca Sugar, Ian Jones-Quartey, and Patrick McHale joined forces for an epic experiment. Each created their part of the animation without knowing what the others were making. Get ready for a wild ride in story telling!"