Over the last few years virtual reality has become a fundamental aspect in the creation of any multimedia content. Just think of how many video games come out every day on the most different platforms, or how many advertisements use this technique to better capture the viewer. This technique has also begun to be used in laboratories, which offers the possibility of simulating all real/unreal situations to investigate human behavior in well controlled designs in the laboratory. A fundamental aspect of human behavior is that concerning emotions, and, in particular, the Facial Expression Recognition (FER) is an important aspect to develop system that can automatically recognize emotions.