Blue Valentine (2010)
Gross: $12.5 Million (Worldwide)This somber indie film, depicting the sad life cycle of an ordinary relationship, was given an "NC-17" despite containing only one sex scene. Critics of the MPAA used this as further proof that there exists a double standard in the depictions of male and female sexuality. The argument goes that depictions of oral sex performed on men are typically given a pass, while the same act performed on a woman will earn the film the dreaded NC-17