Littlepeople discovered there was no cheese.

They were unprepared for what they found.
“What! No Cheese?” Hem yelled. He continued yelling, “No Cheese? No Cheese?” as though if he shouted loud enough someone would put it back.
“Who move my cheese?” he hollered.
Finally, he put his hands on his hips, he face turned red, and he screamed at the top of his voice, “It’s not fair!”