Martin, Ann M.

Karen's little sister gets chicken pox and Karen does not want to catch them. If she does it will ruin Halloween, and that would be really scary|.

When her mother gets married, Kristy and the other members of the Baby-sitters Club have their hands full taking care of fourteen children at the wedding.

The girls in the Baby-sitters Club face new complications when Logan tries to become the club's first male member and shows an interest in Mary Anne.