Starting on January 11, 2013, several "Cartoon Network" shows that have been short-lived, permanent hiatus, canceled, or officially ended joined up to Cartoon Planet's programming block starting with "Robotomy", "Secret Mountain Fort Awesome", and "The Problem Solverz", all of which have since been removed in the transition back to the Cartoon Cartoon format. Other short-lived series including " Whatever Happened to... Robot Jones, "Sheep in the Big City", "Mike, Lu & Og", "Time Squad", and "Squirrel Boy" did not air on the block.