When Marion finally gets the chance to babysit her little sister, she finds that the task is harder than she expected, especially when she gets called to the Critter Club to help with a stray cat and must bring Gabby along.

Liz is excited that her three best friends are visiting her family's cabin at Marigold Lake, but something seems to go wrong with every activity she planned.

"Amy has never liked being in the spotlight. When all her friends decide to form a team for the Santa Vista Quiz Bowl, Amy's not so sure. She knows she can answer the quiz questions ... but can she do it in front of hundreds of people? Meanwhile, The Critter Club is caring for some chickens who need a home. As the Quiz Bowl approaches, Amy herself starts feeling just a little bit chicken!"--

"Ellie has always wanted to go to wedding, and her hopes finally come true when her cousin asks her to be a flower girl at her wedding. Then the Critter Club gets the cutest guest Ellie has ever seen: a little French bulldog. Ellie works hard to find a home for the puppy, but she's worried she won't be able to. Suddenly she has an idea that will guarantee that the puppy lives happily ever after!"--

"Ellie is paired up with a classmate, Paul, on a special dance number for the school play. But right from the start, Paul gives her the cold shoulder! Will Ellie and Paul be able to patch things up in time to take the stage together? Meanwhile, Marion, Ellie, Liz, and Amy rescue an adorable kitten named Tiger...but he cant stop causing mischief in the Critter Club barn! Can the girls team up to help Tiger and find him a new home?"--

Unless Amy and her friends in the Critter Club can come up with an alternative plan, new stores are going to be built on the town's park, endangering the lives of the plants and animals living there.

When she wins the lead role in a school play, second-grader Ellie neglects her friends in the Critter Club and their new animal shelter.