The previous movies had awful acting along with an awful script. (firstshowing.net)
Sadly, the movie is half the aforementioned and half an unbearable, childish, sloppily executed romance featuring some especially awful acting from Renee Zellweger. (mubi.com)
But even the relatively unsubtle message this film was trying to express (stop polluting the earth or we'll all end up suffering from the kind of weather even Michael Fish can't get wrong) was waylaid by a dire script and some pretty awful acting. (futuremovies.co.uk)