TJ overcame his fear of cats in TJ and the Cats and his fear of ghosts in TJ and the Haunted House. Now, he's not so keen on facing his fear of failure. His best friend Seymour is determined to come up with the latest greatest invention and TJ's gran expects TJ to build a rocket. The kittens, T-Rex and Alaska, are eager to get involved. When the first rocket that TJ builds plummets out of the sky, no parachute in sight, TJ is sure that his efforts are doomed. But are they?
Casey will have to do a lot of pet-sitting to earn the money she needs to buy Lightning, a beloved horse. Her hopes of buying Lightning are dashed when she learns that his owner has found a buyer and must sell the horse immediately. Across the street from Casey's house a mystery unfolds as a seldom-seen woman who seems to be able to read minds prepares to host a carnival and a yo-yo contest that boasts a $1500 prize. Casey's yo-yo is buried in her closet. She has a great talent and a greater case of stage fright.
Brady is a dreadful card player and he doesn't like dogs. His mother has moved him across the country to be near to his grandfather who insists on playing (and winning) endless games of Crazy Eights and whose ornery, ancient dog makes Brady's life miserable. Abra, next door, is nice to him, but she dresses like a witch and she's a girl. The only way that Brady can see to make real friends in his new home is to enter the upcoming dog show, but how is he going to do that without a dog?
Dylan and his friends snowball cars for entertainment on the weekend. When they don't get enough reaction from passing cars, they put rocks in the middle of their snowballs. Their first attack with the loaded snowballs causes a car crash. His friends flee, but Dylan goes to the scene of the accident to make sure the driver is okay. He runs off when he knows help is on the way. Dylan is sighted, and rather than being punished, he is lauded as a hero. As his lies pile up, so does the hype about his heroics, and along with it, Dylan's guilt.
Sam's grandfather vanished from his life the day Sam's father was buried. Now, ten years later, Grandpa Max wants to make amends. He sends letters that lead Sam on a scavenger hunt. Sam follows his grandfather's bizarre instructions though he's still not ready to forgive. To alleviate his anger at his grandfather, Sam turns to his favorite stress release: climbing onto roofs and leaving his tag, a spray painted symbol for Aquarius. When he gets caught by an elderly couple, Sam learns a valuable lesson about forgiveness. He's ready to forgive his grandfather, but is he too late?