After Debbie frees Negatus he embarks on a mission to infiltrate Cuddly Dick's chamber and spy on behalf of the Elders. On their way to Yonderland, Elf and Debbie swap bodies after something goes drastically wrong with Nick's portal.

Cast: Mathew Baynton, Simon Farnaby, Martha Howe-Douglas, Jim Howick, Anne Lafon-Delpit, Laurence Rickard, Ben Willbond