Join the Sleepover Club: Frankie, Kenny, Felicity, Rosie and Lyndsey, five girls who just want to have fun -- but who always end up in mischief. It's party time! The new millennium is looming, and the girls plan a mega-special New Year sleepover. But what with Frankie's mum due to have her baby at any moment, and Fliss's mum with her Big Secret, nothing's going to end up according to plan. So what else is new!!! Pop on your party hat and drop in on the fun!