Author(s): Ann M. Martin
Claudias sister Janine is too busy being smart to be nice to anyoneeven their grandmother Mimi. But Claudia doesnt have to see Janine too much this summer since the Baby-Sitters Club is starting a new play group. Its going to be so much fun! But then Mimi has a stroke and the whole summer changes. Now Claudia is Mimi-sitting and Janine is no help at all. How can the Kishi sisters get along when Janine is always so mean?