Movie: Pirhana 3-D (US-2010)
Theatrical Release Date: August 20
Actresses: Kelly Brook, Riley Steele (Breasts and Ass)

Thanks to Phree Celebs for editing this from the leaked footage. There is a pretty gory scene near the end of the clip. The full leaked footage can be found here.

Megaupload Link
Streaming Video Link (4 MB)