num_pages: 96
description: When Karen and her father's family throw a big New Year's Eve party, her stepmother's mother, Nannie, makes a new friend and Karen wonders if that will cause more changes in her family
language: English
title: Karen's Mistake
titlecomplete: Karen's Mistake (Baby-Sitters Little Sister, #117)
genres: Childrens, Fiction
ratings_count: 105
series: Baby-Sitters Little Sister
publisher: Scholastic Paperbacks