Nowhere in the land of smoke and mirrors is the gap between “real life” and “movie magic” more pronounced than with a nude scene. On screen, there is no fumbling with zippers, no imperfections, not even a tan line to foil the seduction in progress. While it may appear effortless and, in the best cases, all too real, behind the scenes, there’s a lighting engineer, a cinematographer who knows the most forgiving camera angle and, of course, a skilled beauty team in place, all of whom have mastered the art of “faking it.”