In this Halloween adventure, Clarence uses a special jack-o-lantern to enter the world of people's dreams. He discovers that something mysterious is causing his friends to have nightmares, and Clarence needs to stop it!
Cartoon Network is home to your favorite cartoons, full episodes, video clips and free games. Play with your favorite Cartoon Network characters in Teen Titans GO! games, Adventure Time games, Regular Show games, Gumball games and more. Watch episodes and video clips of your favorite TV shows like Adventure Time, The Amazing World of Gumball, Regular Show, Ninjago, Teen Titans GO!, Steven Universe, We Bare Bears, Clarence and more.