1. The Breakfast Club
John Hughes' 1985 coming-of-age comedy-drama film, The Breakfast Club, focuses on five high school teens representing different cliques in the school who are required to spend a Saturday in detention with their strict assistant principal. Besides hitting big in the box-office, this film was critically acclaimed as well and was considered "culturally, historically, or aesthetically significant" by the US Library of Congress.
Watch the film here