Charlie's cousin Frankie comes to visit her. Charlie is having difficulty keeping up with all of her friends who all seem to want to spend time with her at the same time. But luckily Frankie saves the day by suggesting that Charlie and her friends make their own Sleepover Club.

Tayla wins two tickets to Spectaculand and she can't decide who she will take with her. The girls all attempt to get Tayla to take them by being nice to her. The blockheads hatch a plan so that she'll go with Jason, but it all backfires. In the end she gives the tickets to her mum and little sister since she could not pick only one of her friends.

When Brooke has her first sleepover she is embarrassed about what the girls will think of her parents so she keeps making excuses to avoid it, and ends up pretending that Lisa is pregnant. However the girls still want the sleepover and end up deciding that they should turn it into a baby shower for Lisa. When Brooke hears her parents talk about the baby, it turns out that Lisa really was pregnant.

When Tayla is upset about everyone in The Sleepover Club winning competitions except her she enters a competition to make a front cover for a girl's fashion magazine, but it is really bad. Jess gets a chance to secretly improve the cover before she sends it. Tayla ends up being one of three lucky finalists. The competition goes to her head and she ends up neglecting the SOC girls so they fall out with her.

Maddie wins a bear at crazy golf and Simon steals it and the blockheads send photos of the bear to taunt the SOC girls. Brooke had hidden a locket for her mum's birthday inside the bear's backpack so the SOC girls dress as spies and secretly go undercover inside Jason's house to retrieve the bear but can't find it end up stealing Jason's hat as a ransom for the bear.

Barry, a boy at school who has no friends, is tricked by Jason into thinking that Maddie likes him but she really doesn't. Eventually he finds out she never liked him and Maddie and Barry get revenge on Jason. Meanwhile the SOC girls are getting ready for the school dance. Barry and Maddie secretly have dance lessons together. Krystal and Caitlin enter the school dance contest thinking that they are sure to win because Krystal's dad is the judge. But in the end Maddie and Barry end up winning.

The school principal's budgie isn't feeling well. The girls offer to look after the bird. Unfortunately, they lose it. The SOC girls end up getting a new budgie just like it and try to train it to be like the one they lost, but it is not convincing enough. Eventually they find it, just in time no thanks to the blockheads.

The Sleepover Club shoot a film at a haunted prison that closed 14 years ago, for a school project. Meanwhile, the Blockheads shoot their film there too and scare the SOC. The girls think up a plan to get them back good.

Tayla is failing miserably at history and if she doesn't pass she is going to be sent to another school called St. Anne's. At first she isn't bothered and she gives up. But when she sees the school uniform she freaks and starts studying. She's still no good but then she finds a weird but helpful way of learning.

The Blockheads are out to prank everyone in sight during the school's weekend at camp. The SOC must team up with an unlikely ally to get revenge. They get their revenge but what will the consequences be?

Jess wins a contest based on her favorite TV show 'Beach of Hearts' and gets to hang out with the show's main actress. But Jess discovers that she's not all she seems on TV, she's horrible. But who will she choose, her or the SOC?

Charlie has a crush on a surfer called Angus Miller, but grows increasingly jealous of the time he spends with Jess.

Krystal dumps Caitlin as a friend, causing Jess to take pity on her and invite her to hang with the SOC. But Krystal sees this as a way she can use to her advantage and gets Caitlin to try and find out the SOC secrets. The SOC find out about Krystal's plan and luckily Caitlin and Krystal don't find out any of their secrets.