There are going to be sharks in the water in September: Relativity is planning to release director David R. Ellis' Shark Night 3D in theaters September 2, 2011, which will be followed by Dimension Films' nipply sequel Piranha 3DD two weeks later, September 16, 2011, according to Box Office Mojo.

Piranha 3DD is being directed by Feast's John Gulager, who is writing the screenplay with long-time collaborators Patrick Melton and Marcus Dunstan. Production will begin early this winter.

Also, the Justin Timberlake and Amanda Seyfried starring Now has set a release date of September 30, 2011.

Source Code, starring Vera Farmiga, Jake Gyllenhaal and Michelle Monaghan has moved up two weeks from its April 15, 2011 date to April 1, 2011.

Every Day, starring Carla Gugino, Liev Schreiber and Helen Hunt has set a release date of January 14, 2011.