The situation—a mother and daughter switch personalities for a day—is rife with possibilities, but since this 1977 comedy is a Disney film, said possibilities are scrupulously squandered. Jodie Foster and Barbara Harris star, and while I’ve always thought that Harris would be worth watching in anything, this may be the ultimate test. Not so bad as Disney goes, but it’s better left to the kiddies and other forgiving types. 97 min.