ALREADY HAPPENING W/ C Breezy: Rihanna wants to be an actress!

R&B star RIHANNA is setting her sights on a foray into acting - in a bid to expand her international appeal.The 20-year-old singer's hits are a staple on some of Hollywood's biggest soundtracks, but she admits she would like to grace the screen herself. And she insists she is unfazed by the stigma of becoming a singer-turned-actress. She says, "I don't know how good I'll be at it, but it's something that I want to try." The Umbrella hitmaker is reportedly set to star in upcoming film Mama Black Widow - the story of a black family's migration from the South in the U.S. in the 1930s. The film, currently in pre-production, is said to co-star Kerry Washington, Mos Def and Macy Gray.