An overworked Professor Professor has come down with Brain Seepage - some of his knowledge has been squeezed out in the form of a tiny planet orbiting his own head. Victor and Anita must travel there to retrieve a forgotten unlock code - or Changed Daily will be permanently turned into a very large orchid...

In a mirror universe where THEM rule the world, UZZ are reduced to delivering Pizza. But for the mirror Doctor Doctor, that's not enough: she wants our world, too...