The Master sighed. "We are not going back to the milk planet." He had bad memories from that place now, from the mental indigestion its inhabitants had given him. He hadn't had nearly as many problems since feeding off the Doctor's mind-- no gaps in the memory, no residual pain, and when he blurted out the occasional odd thing he at least was aware of it. It was a marked improvement, but if they returned to Riskorst he would definitely set the whole place ablaze.

And as if to emphasize his position, the cow suddenly morphed into a plate of prime cut steak and then, for good measure, burst into 'flames'.