The first season of the stop-motion television series Robot Chicken originally aired in the United States on Cartoon Network's late night programming block, Adult Swim. Season one officially began on February 20, 2005 on Adult Swim, with "Junk in the Trunk", and ended with "The Black Cherry" on July 18, 2005, with a total of twenty episodes. Many of the episode names in this season ("Junk in the Trunk", "Nightmare Generator", etc.) were rejected titles previously considered for the show before settling with the current title.