Rihanna Ready to Rock the Big Screen

Rihanna is getting ready to make her movie debut -- and she's gonna sink your battleship doing it.

RiRi has officially signed on as the female lead in the new movie "Battleship," an adaptation of the Hasbro board game -- according to USA Today.

The singer has some sexy company in the flick -- it co-stars "True Blood" star Alexander Skarsgard and "Friday Night Lights" hottie Taylor Kitsch.

The movie is aiming for a Summer 2012 release.