Random Episodes
The End of Serialization As We Know It
Cartman finally understands why Heidi wants to get him to Mars. 
Tweek x Craig
Kyle and Cartman pit Tweek and Craig against each other. Meanwhile, the boys' wood shop teacher, Mr. Adler, struggles to cope with the loss of his wife, who died in a plane crash. 
Tonsil Trouble
After a routine tonsillectomy goes horribly wrong, Cartman comes face to face with his own mortality. 