She has already onced appeared on a film, the "Dreamgirls". Nowadays she is working on the shootings of the "Cadillac Records" in which she plays the blues singer Etta James. During summer, Beyonce Knowles won't be in the studios preparing her new album but she will be busy with the shooting of the horror film "Obsessed". There, she will be the wife of a successful businessman who is being hunted down by a woman who is in love with him. (That woman's role will play the actress Ali Larter who also played Niki Sanders on "Heroes"). According to "Daily Variety" executive producer of the movie will be Matthew Knowles, who is the father and also the manager of Bayonce...