Intended to amuse children visiting the dentist’s office, the fish tank in Finding Nemo can also be viewed as a glass prison for its unlucky inhabitants. Looking to illustrate the odd dichotomy, the filmmakers found inspiration in the world of kitsch aquarium accessories and began filling the tank with garish plastic objects. When we meet them, we find the tank gang has gone slightly mad, prisoners not only of their narrow confines but also the dentist’s bad taste.