She is portrayed by Katie Irving, who also wrote and sang two songs for the film "Born to Have It All" and "I Never Dreamed Someone Like You Could Love Someone Like Me".
She is seen during the game of volleyball and in the opening scene, completely naked. She is also present when Carrie White is having her first period. Later she seen in detention chewing her hair and looking bored and she attended the calisthenic. During the Prom she is nominated Prom Queen but loses to Carrie. When Carrie wins, she is seen clapping behind her, when the blood is dropped on Carrie she presumably burst into laughter. During the mayhem, she is seen pushing Alice Litten away from her and being tangled up between the ribbons. She then accidentally trips over Mr. Morton’s dead body which either knocked unconscious or killed her, as her body rolls off of Mr. Morton's corpse. When Carrie leaves the Prom, Katie's body can be seen being dragged across.
Her body burned to a crisp along with everyone else in the gym.
- "Present." - When Miss Collins asks if she is present
- She is based on Myra Crewes from the novel.
- She is the 2nd Mortimer Snerds member to be killed by Carrie
- She and Tim Winxless were nominated Prom King and Queen, but lost to Tommy Ross and Carrie White.