Teens who see tobacco use in movies have more positive attitudes towards smoking.
"The Role of the Media in Promoting and Reducing Tobacco Use. Tobacco Control Monograph No. 19." U.S. Department of Health and Human Services, National Institutes of Health, National Cancer Institute. Bethesda, MD. June 2008.http://cancercontrol.cancer.gov/brp/tcrb/monographs/19/m19_complete.pdf