Eleven-year-old Jessi copes with pet sitting for the Mancusi family and serious dissension among the members of the Baby-sitters Club.

Mary Anne is desperate to find her missing kitten, Tigger, so the Baby-Sitters help her with her search, but in the meantime the children for whom Mary Anne babysits develop inexplicable allergies.

Mary Anne and Stacey are in Sea City working as mother's helpers for the Pike family. When each of the girls meets up with her boyfriend from last summer, things start to get complicated. Ann M. Martin is the creator of The Baby-sitters Club, which has more than 190 million books in print, making it one of the most popular series in the history of publishing. Her novels include A Corner of the Universe (a Newbery Honor Book), Belle Teal,...

Stacey is shocked when a new family accuses her of stealing a valuable ring from them while she was baby-sitting. Stacey would never take anything from anyone! Even worse for the Baby-sitters, the Gardellas are threatening to tell their other clients about the missing ring. Will everyone in Stoneybrook think the Baby-sitters are thieves? Not if Stacey can help it-she's going to find out what happened to that ring! The best friends you'll ever have...

The hit series is back, to charm and inspire another generation of baby-sitters! One night when Mallory is baby-sitting for the Craines, she hears a cat crying somewhere in the house. But the Craines don't own a pet. So Mallory and the girls go exploring-and discover a mysterious white cat hiding in the attic. They name him Ghost Cat, and the mystery is solved. They think. Until Mallory and the girls continue to hear eerie cries coming from the attic....

Kristy and her all-star softball team are coming home from a game when a terrible storm washes out the bridges, leaving the kids stranded. There is nowhere to go and the only shelter looks haunted. Will the girls survive a night in a spook house?

Kristy, Claudia, Mary Anne, and Dawn are off to Maine to take care of six kids in a haunted mansion.

School Spirit Month was supposed to bring Stoneybrook Middle School together, but now a huge war is about to break out, and Dawn is right in the middle of it.

The Baby-sitters are running a day camp and Mary Anne's dad has to take a business trip. She's really exited, until things start turning out differently than she thought. She misses her dad, the campers are fighting, and then Mary Anne sprains her ankle.

Abby is concerned about whether she can handle all that is expected of her as the newest member of the Babysitter's club. Just when she thinks she has everything under control, she ends up in the hospital and must prove she is good enough for membership.