Trading Mom

Trading Mom is a movie starring Sissy Spacek, Anna Chlumsky, and Aaron Michael Metchik. Three children have had it with their mother, and magically make her disappear. The kids then head out to the "Mommy Market" for a replacement...
The Martin kids learn of a magic spell that will take them to the 'mommy market' so they can get a more user friendly model. After giving a few other moms a try, they want their own back. But that is not so easy.