 This soon withers away as both return to the status quo of arch enemies at the end of "Ass Burgers", due to Kyle realizing the repulsive way Cartman was producing his burgers.Cartman's resentment of Stan is usually reserved for when Cartman proudly proclaims his hatred for both Stan and Kyle as a duo, and his contempt for Stan as an individual is usually limited to his annoyance with Stan's sensitivity, affection for animals, and relationship with Wendy Testaburger.Despite being intolerant of other cultures, Cartman displays an aptitude for learning foreign languages.