At some point Universal had to reach out and start appealing to Rihanna's massive fan base, and that time appears to be now. She may have been a "blink and you'll miss her" inclusion in the trailer, but she's the first person to get an official still from the film.
Meet Petty Officer Raikes, a woman with a low rank but apparently high tolerance for really, really big guns. That's the type of gun you'd expect to see The Rock mounting, not a professional singer. It would appear this Petty Officer is certified bad-ass in the film.
Battleship and its enormous $200 million budget under the direction of Peter Berg (Hancock, The Kingdom) will set sail on May 18, 2012.
Source: Rihanna Daily