Maybe it’s Valentine’s Day. Maybe it’s the recent release of the kinky romance Fifty Shades Darker. Or maybe, if we’re being totally honest, it’s just something that’s always on our minds. Whatever the reason, the staff at ScreenCrush is obsessed with sex this week. So in the tradition of our lists on the best comedies, superheroes, sci-fi, horror, and romances of the past quarter century, let’s rank the 25 best sex scenes of the last 25 years.