When does Robot Chicken return?

Robot Chicken is an adult stop motion-animated sketch comedy television series created by Seth Green and Matthew Senreich for Cartoon Network's nighttime programming block Adult Swim. The writers, most prominently Green, also provide many of the voices. The show employs stop-motion animation of toys, action figures, claymation, and various other objects, such as tongue depressors, The Game of Life pegs, and popsicle sticks. It has won two Annie Awards and six Emmy Awards.