<Tr> <Td_colspan="8"> Kyle is fed up with Cartman's abuse towards Heidi and gets involved . President Garrison's advisers worry about some of his recent actions . </Td> </Tr> <Tr> <Th> 285 </Th> <Td> 8 </Td> <Td> "Moss Piglets" </Td> <Td> Trey Parker </Td> <Td> Trey Parker </Td> <Td> November 15, 2017 (2017 - 11 - 15) </Td> <Td> 2108 </Td> <Td> 1.09 </Td> </Tr> <Tr> <Td_colspan="8"> Timmy and Jimmy's science project catches the attention of some very important people . Heidi begins to resemble Cartman, earning the disapproval of her peers and Cartman . </Td> </Tr> <Tr> <Th> 286 </Th> <Td> 9 </Td> <Td> "Super Hard PCness" </Td> <Td> Trey Parker </Td> <Td> Trey Parker </Td> <Td> November 29, 2017 (2017 - 11 - 29) </Td> <Td> 2109 </Td> <Td> 0.90 </Td> </Tr>

When does south park season 21 episode 11 come out