The Plastics are back in the long awaited follow-up to the smash-hit Mean Girls... and now the clique is more fashionable, funny and ferocious than ever. Johanna Jo Mitchell is a 17-year-old tomboy, who lives with her father, who works as a race car driver for NASCAR. The first day of school, she explains that she wants to avoid high school drama, and already knows some of the mean-spirited cliques to expect when going to North Shore High School..