Smiling Friends is an animated sitcom created by Zach Hadel and Michael Cusack for Cartoon Network's night-time programming block Adult Swim, which revolves around the surreal misadventures of a small company and its four employees dedicated to spreading happiness. The pilot episode aired April 1, 2020, unannounced as part of Adult Swim's annual April Fools' Day event alongside the premiere of Cusack's other series, YOLO. imdb.com