Reality (2012)
Reality is a 2012 Italian drama film directed by Matteo Garrone and stars Aniello Arena, Loredana Simioli, and Claudia Gerini. The narrative is set in the world of reality television, and follows a Neapolitan fishmonger who participates in Grande Fratello, the Italian version of Big Brother. The film won the Grand Prix award at the 2012 Cannes Film Festival.
More at Wikipedia.