Piranha 3d(2010) -

Set during the chaotic annual Spring Break at , Arizona, the story kicks off when a sudden underwater earthquake opens a rift to a subterranean lake. This breach releases thousands of prehistoric, man-eating piranhas—extinct for two million years—into the main waters just as 50,000 partying college kids arrive.

The film gained notoriety for its extreme special effects and massive use of practical materials. Piranha 3D Movie Review | Common Sense Media Piranha 3D(2010)

After surviving a massive explosion intended to kill the swarm, the characters learn from expert Mr. Goodman ( Christopher Lloyd ) that the piranhas they fought were only the "babies." The film ends on a cliffhanger as a massive adult piranha leaps from the water. Production & "The Bloodiest Movie" Set during the chaotic annual Spring Break at