Continuity mistake: Just before the end credits start rolling, CeCe is sitting at the kitchen table. Yetta walks towards her with half a cookie in her left hand and the box in her right hand. She moves the box to her left hand so the cookie and the box are both in her left hand. Then she puts her right hand on CeCe's shoulder and suddenly the cookie is in that hand.
The Honeymoon's Overboard - S6-E1
Continuity mistake: When we first see Fran lying on the beach, she is the only one in sight, but when she sees Maxwell on the beach he is not too far from her, despite not having been in the earlier shot.
Answer: Mr. Sheffield needed someone to manage the kids, not necessarily babysit them. Brighton was a Bart Simpson type, Maggie was shy and awkward and Gracie had personality issues.