This paper aims to analyze the activity of the three biggest movie studios in social media, 20th Century Fox, Warner Bros and Universal Studios, and how that is affecting in the numbers and importance of each. Through deep searches, professional advice and the use of some statistic programs, we were able to pull out some interesting assumptions that will be discussed. We have focused in different parts of each Social Media since, we think, each one is designed to fulfill one specific aspect, for example create discussions or just present a piece of work or trailer in our case. With that approach we expect to determine which of the companies has understood better the way they have to be used and if they had won any kind of advantage through the good use of this medias presented as more interaction between themselves and the viewers and a more effective way to present their products. We conclude a correlation between movie studios impact and social media in terms of posts and comments. YouTube is the main social media for movie studios companies.