The world's worst mothers

When Bruno, Sophie and Emily hear about a competition to find the world's worst mother, they are all delighted to volunteer their annoying mothers. The mothers duly disappear and are replaced by ideal 'Aunt Annas' who cook only the kids' favorite foods, and never make them do their homework or tidy their rooms. But the children discover that there is something sinister about these 'Aunt Annas' .....