Pixar's most terrifying villain, Darla from Finding Nemo, is easy to re-create even if you don't have headgear. Give yourself a metal mouth with a wire hanger and carry around a plastic fish in a bag ...

Like a lot of Pixar movies, this one also starts with a family tragedy. Clownfish Marlin loses his wife and all but one of their eggs to a barracuda attack. Understandably, Marlin is overly protective ...