The sixth season of the stop-motion television series Robot Chicken originally aired in the United States on Cartoon Network's late night programing block, Adult Swim. Season six officially began on September 9, 2012 on Adult Swim, with "Robot Chicken DC Comics Special" and will contain a total of twenty episodes. The first of the 20 episodes are set to air the first of the official Season 6 episodes on September 16
A diverse group of tourists on an organized trip to Lisbon find themselves investigating a murder after one of them is killed on the first morning. Set out to find the killer among the group as they visit beautiful Lisbon sites.