Cady gets ready for her first day of public school and points out some misconceptions about homeschooled students.

Cady meets The Plastics at lunch, and they are incredulous at some of her experiences. They invite her to have lunch with them every day for the rest of the week.

The Eds learn of the recent fads in the cul-de-sac and try to follow them so they don't feel left out.

Five high school students, all from different stereotypes (brainiac, athlete, basket case, princess, and criminal) report to detention on a Saturday. The narrator indicates that these stereotypes don't truly reflect who the students are and are merely "convenient definitions" of them.

Bianca Piper, a high school senior, tells her crush that she likes him, only to learn that he recently got back together with his girlfriend. When his girlfriend sees her, she threatens to release a video about her. Bianca stands up to her and gives her an empowering speech on self-image.