Big Brother México is a reality television series based on the international Big Brother format produced in the Netherlands by Endemol. Big Brother México was launched by Televisa in 2002. Before its debut, the idea of being watched twenty-four hours a day by a camera was shocking to some in Mexican society. The series was successful, and it was followed by a special edition called Big Brother VIP with Mexican celebrities from show business and even politics. The show had returned after 10 years off the air on SKY and Canal 5, with a fourth season premiered on September 21, 2015.