4 O'Clock Club - Series 6 - Episode 4 - Baby
Lizzie walks out on Dexter when they find Nero, Eli and Owen treating the birthing pool like a paddling pool. Nero and Dexter have a argument and Nero sings a rap about having no family and also wants to apologise for what he said. At school, Lizzie teaches the class about human reproduction and the class are disgusted by the facts. However Lizzie falls into labour during the lesson. Mr Nunn drives her and Amber to the hospital where they find out it was a false alarm. But when they return to school, Lizzie goes into labour for real but no one believes it until her water breaks. Dexter and everyone who was on the school trip rush back to school where Dexter and Lizzie's baby is born. But it turns out they're having twins.