Jacob Kemp

When Dre takes over `mum' duties for a week, the praise he gets from everyone at the kids' school inspires him to try to outdo everyone else.

Dre worries that his older kids are going to ruin his Halloween fun by refusing to take part in the Johnson tradition of seeing who can pull the most outlandish pranks on each other.

The kids fear that an act of disobedience by Jack could lead to Dre and Rainbow going back on their word and reinstating spanking.