Moss Piglets - [s21e8]

: To keep her from leaving, Cartman manipulates Heidi into eating "Beyond KFC," which is actually just more fried chicken. She begins to physically resemble him.

: The tardigrades are taken away, leaving the kids' projects in ruins, while Heidi's transformation into a "female Cartman" is fully realized.

Heidi’s character arc takes a dark turn as her relationship with Cartman continues to corrode her personality. [S21E8] Moss Piglets

: Heidi adopts Cartman’s victim mentality and aggressive rhetoric. By the end of the episode, she has become just as manipulative and mean-spirited as Eric himself. The Presidential Interference

Nathan and Mimsy, recurring rivals of Jimmy, enter the South Park Elementary Special Ed Science Fair. : To keep her from leaving, Cartman manipulates

: Nathan plans to win by using "Moss Piglets" (tardigrades) to create a superior life form. The Goal : He wants to impress girls and humiliate Jimmy.

President Garrison (the show’s surrogate for Donald Trump) becomes obsessed with the science fair. Heidi’s character arc takes a dark turn as

: The tardigrades become highly intelligent after being exposed to Taylor Swift's music, eventually learning to dance and perform complex synchronized movements. The Transformation of Heidi Turner