When does ToonHeads return?

ToonHeads is an American animation anthology series consisting of Hanna-Barbera, Metro-Goldwyn-Mayer, Warner Bros., and Popeye cartoon shorts. The series was originally broadcast on Cartoon Network from October 2, 1992, until November 23, 2003. Two unaired episodes "The Best of the Worst Cartoons Ever" and "The Twelve Missing Hares" have been found.