This document provides an analysis of the 2004 teen comedy film Mean Girls directed by Mark Waters. It examines the film using Lacey's Repertoire of Elements, which considers aspects like characters, setting, narrative events, iconography, and technical codes. The film is set in an American high school with popular cliques led by the mean-girl "Plastics." The main character Cady is initially an outsider but infiltrates their group for revenge. The analysis discusses character representations and social dynamics portrayed in the film and how they reflect typical high school tropes.