The Delightful Children From Down the Lane are holding a social, and the KND are invited! Smelling a rat, Numbah One and the team decide to go for a reconaissance mission – and as the only one without a date, he brings Lizzie along. But when the Delightful Children spring their trap, Lizzie becomes more of a hindrance than ever. Will Numbah 1 prevail? Will his relationship with Lizzie survive?!