"Major Boobage" is the third episode in twelfth season of the American animated television series South Park. The 170th episode of the series overall, it originally aired on Comedy Central in the United States on March 26, 2008. The episode was written and directed by series co-creator Trey Parker. In the episode, Kenny becomes addicted to a hallucinogen induced by a new craze in South Park called "cheesing" from being exposed to cat urine. He experiences hallucinations that are patterned after the 1981 Canadian animated film Heavy Metal, in which he pursues a buxom female in a setting whose motif is based entirely on breasts. The episode also includes references to Jenkem, The Diary of Anne Frank and Eliot Spitzer's 2008 prostitution scandal. The episode is rated TV-MA-LSV in the United States for strong language, sexual content, and violence.