The trouble is that, as Kerry sets out to save the city, there isn't much in the way of adventure, and the animation is pretty cheap-looking.

The film is just a mishmash, combining half-baked fantasy concepts with simple messages about the importance of co-operation and so forth, plus the occasional toilet joke.

Animated eco-fable has sweet siblings, icky bits, scares.

The Wishmas Tree is not perfect. ...Clear budgetary constraints that inhibit it from reaching the visual inventiveness that Pixar films ... set the benchmark for but if you meet the film on the level it's operating on, then you'll have a good time.