The movie became pretty polarizing after its release. Good reviews generally praised it as one of the best animated films in recent memory. Bad reviews mainly condemned it as being boring and derivative of older animated films. Reviewers loved it so much that there were numerous petitions online demanding for its sequel to be released in theaters. Only then did Disney decide to release it as an animated feature film on DVD and Blu-Ray in 2008. Many critics criticized it as being boring and derivative of older animated films. Though many critics