When Mr Bell bans Christmas, it's up to the 4 O'Clock Club gang to bring festive cheer to Elmsmere. While Josh plays Santa, Nathan comes home for the holidays with a big surprise.

When Josh and Nero arrive at their new school, Nero decides it's time to have some fun - at Josh's expense. Meanwhile, Dexter tries to impress his new colleagues with a first-aid demonstration and nearly scares his new pupils to death.