Scratch a CGI fairytale and you'll find an allegory about class, particularly if rodents are involved.

While the film's heart is certainly in the right place, and while certain moments exude honest warmth and refreshingly direct truth, on the whole there is nothing about this computer animated epic that remotely sets it apart from the crowd.

. The plot is too convoluted and there are too many characters to keep track of.

The film contains a certain storybook quality that is quietly appealing, though the story is ultimately flat and uninvolving.