Cleo discovers somethings terribly wrong, her older sister Molly is now invisible! Catch Invisible Sister on Disney Channel UK, Friday 23rd October! For more .brWhen Cleos science project goes horribly wrong her mistake suddenly renders her sister Molly invisible. Can Cleo save the day and get her back?! Invisible .brGet ready for Invisible Sister, the epic new Monstober Movie! Hitting Disney Channel this October. We cant wait! Make sure to subscribe for more Invisible Sister .