That was quick..

 

What happens when the exploitation B-movie you expect to bomb gets last minute good buzz (you didn't screen it for critics expecting them to trash it) and makes $10 million in its opening weekend off a $24 million budget?

If you're Dimension films you smell, close-enough success and you go, "sequel! sequel sequel!" That's correct, EW are reporting that Dimension is already moving ahead with a "Piranha 3D" sequel thanks to this weekend moderate (non-bomb) success.

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http://theplaylist.blogspot.com/2010/08/piranha-3d-sequel-already-moving.html