What is the eighteenth season of the American animated sitcom which "The Cissy" is the third episode in 
South Park (season 18): The eighteenth season of the American animated sitcom "South Park" premiered on Comedy Central on September 24, 2014 with "Go Fund Yourself", and ended with "#HappyHolograms" on December 10, 2014, with a total of ten episodes.
i don't know